Color Palettes

Deep Blue Sea Color Palette – HEX, RGB & Design Inspiration

Color Details

HEX: #012345

RGB: 1, 35, 69

HEX: #123456

RGB: 18, 52, 86

HEX: #234567

RGB: 35, 69, 103

HEX: #345678

RGB: 52, 86, 120

HEX: #456789

RGB: 69, 103, 137

WCAG Accessibility Checker
Contrast ratios and WCAG compliance for text readability. AAA is enhanced conformance, AA is standard, and 4.5:1 minimum for normal text.

Text on White/Black Backgrounds

#012345
On White
15.82:1
AAA (Enhanced)
On Black
1.33:1
Fail
#123456
On White
12.72:1
AAA (Enhanced)
On Black
1.65:1
Fail
#234567
On White
9.91:1
AAA (Enhanced)
On Black
2.12:1
Fail
#345678
On White
7.64:1
AAA (Enhanced)
On Black
2.75:1
Fail
#456789
On White
5.91:1
AA (Standard)
On Black
3.55:1
AA (Large Text)

Color Pair Combinations (10 total)

#012345 / #456789
2.68:1
Fail
#123456 / #456789
2.15:1
Fail
#012345 / #345678
2.07:1
Fail
#234567 / #456789
1.68:1
Fail
#123456 / #345678
1.66:1
Fail
#012345 / #234567
1.6:1
Fail
#234567 / #345678
1.3:1
Fail
#345678 / #456789
1.29:1
Fail
#123456 / #234567
1.28:1
Fail
#012345 / #123456
1.24:1
Fail

WCAG Contrast Standards:

  • AAA (7:1): Enhanced contrast for maximum readability
  • AA (4.5:1): Minimum for normal text (under 18pt)
  • AA Large (3:1): Acceptable for large text (18pt+ or 14pt+ bold)
  • Fail: Below WCAG standards, not recommended for text
Live UI Preview
See your palette applied to real components with optimized text colors for accessibility
WCAG Guidelines

Recommended Text Colors

Aa
Primary
15.82:1 (AAA)
Aa
Secondary
12.72:1 (AAA)
Aa
Accent
9.91:1 (AAA)
Aa
Background
7.64:1 (AAA)
Aa
Neutral
5.91:1 (AA)

Buttons

Optimized for readability
Primary: 15.82:1 AAA
Secondary: 12.72:1 AAA
Accent: 9.91:1 AAA

Form Elements

Don't have an account? Sign up

Badges & Tags

PrimarySecondaryAccentNeutralOutline

Alerts & Notifications

Information

This is an informational message using your primary color

Gradient Generator
Create beautiful gradients from your palette colors. Copy the CSS code and use directly in your projects.

Horizontal (Left to Right)

background: linear-gradient(to right, #012345 0%, #123456 25%, #234567 50%, #345678 75%, #456789 100%);

Vertical (Top to Bottom)

background: linear-gradient(to bottom, #012345 0%, #123456 25%, #234567 50%, #345678 75%, #456789 100%);

Diagonal (Top Left to Bottom Right)

background: linear-gradient(to bottom right, #012345 0%, #123456 25%, #234567 50%, #345678 75%, #456789 100%);

Usage Tips:

  • Copy the CSS code and paste directly into your stylesheets
  • Linear gradients work great for backgrounds and hero sections
  • Radial gradients are perfect for spotlights and focus effects
  • Conic gradients create eye-catching loading spinners and progress indicators
  • Smooth transitions ensure seamless color blending
Color Blindness Simulator
See how your palette appears to people with different types of color vision deficiency (CVD). Approximately 8% of males and 0.5% of females have some form of color blindness.

Normal Vision

No color vision deficiency

Color Swatches

#012345

#123456

#234567

#345678

#456789

Full Palette View

How people with Normal Vision see it:

Color Psychology & Brand Analysis
Understand the emotional impact, brand personality, and psychological effects of your color palette

Overall Mood & Feel

Calm, professional, and trustworthy, with a sophisticated and dramatic atmosphere

Emotional Impact

Calming and contemplative, promoting feelings of trust, stability, and peace. The dark tones establish a premium, sophisticated feel ideal for luxury positioning

Psychological Effect

This 5-color palette creates a calm, professional, and trustworthy, with a sophisticated and dramatic atmosphere. The combination works together to create memorable visual experiences that influence consumer perception, decision-making, and brand recall. The rich variety provides versatility while maintaining cohesive emotional messaging across touchpoints.

Brand Personality Traits

Reliable
Professional
Secure
Stable
Trustworthy

Perfect For These Industries

Finance & Banking
Technology
Healthcare
Corporate

Target Audience

Business professionals and decision-makers seeking reliability and competence

Individual Color Psychology

#012345

Professional and authoritative

Emotions Evoked

Authority
Confidence
Stability
Power

Personality Traits

Trustworthy
Dependable
Intelligent
Professional
Calm

Brand Traits

Reliable
Professional
Secure
Stable
Trustworthy

Ideal Industries

Finance & Banking
Technology
Healthcare
Corporate
Insurance
Social Media
Aviation

Marketing Use

Most popular color globally. Builds trust and reduces stress. Ideal for corporate brands, financial services, and healthcare. Can suppress appetite.

Cultural Meanings

Western: Trust, loyalty, wisdom, confidence, intelligence
Eastern: Immortality, spirituality, depth, stability
Global: Most universally liked color, depth, stability

Color Harmony Analysis

Palette Mood

Dark & BoldBalanced

Temperature

Cool

This palette combines dark & bold and balanced moods with cool tones, making it versatile for various design applications.

Professional Implementation Guide

This monochromatic deep blue sea palette features 5 carefully selected cool tones that create a dramatic and sophisticated aesthetic. With low contrast levels and moderate saturation, this palette is optimized for .

Web Design & Development

For web development, implement this palette with CSS variables for easy theme switching. Consider adding darker variants for better text readability.

  • Apply the 60-30-10 rule for visual hierarchy
  • Use accent colors for CTAs and hover states
  • Maintain consistent color usage across all pages
  • Test responsive behavior on multiple devices

Mobile App Interfaces

In mobile applications, these cool tones provide excellent battery efficiency on OLED screens. Use the subtle color variations to define clear touch targets.

  • Design both light and dark mode variants
  • Consider thumb-reach zones for color placement
  • Test under direct sunlight and low light
  • Use color to indicate interactive elements

Brand Identity Systems

Build a cohesive brand identity by designating specific colors for specific purposes. Establish your primary brand color from the most distinctive shade and create comprehensive brand guidelines specifying exact usage scenarios.

  • Define primary, secondary, and accent colors
  • Create usage rules for marketing materials
  • Specify minimum sizes and clear space
  • Document do's and don'ts for consistency

Frontend Development

Developers can integrate this palette efficiently using modern CSS techniques. Export as CSS variables for maximum flexibility, allowing theme switching and dynamic color updates without rewriting stylesheets.

  • Use CSS custom properties for theming
  • Implement semantic color naming conventions
  • Create utility classes for rapid prototyping
  • Consider CSS-in-JS for component-scoped colors

Print Design

For print materials, convert to CMYK using #012345 as the dominant color for headers and #456789 for accents. These colors translate well to print with minimal adjustment.

  • Add to your design software color library
  • Create swatches for quick color access
  • Use CMYK values for print production
  • Request color proofs before final print

Marketing Campaigns

Marketing materials benefit from consistent color usage that reinforces brand recognition. Apply this palette across email campaigns, landing pages, advertisements, and social media for maximum impact and memorability.

  • Maintain color consistency across channels
  • A/B test color variations for conversion
  • Consider cultural color associations
  • Align colors with campaign messaging

Strategic Color Distribution

Professional designers follow the 60-30-10 rule for balanced color distribution. Here's how to apply this principle with the Deep Blue Sea:

60%

Dominant Color

#012345

Use #012345 as your primary color for headers, hero sections, and primary CTAs. This blue tone should occupy about 60% of your design space.

30%

Secondary Color

#234567

Apply #234567 as your secondary color for subtle backgrounds and card components. Allocate approximately 30% of your layout to this color.

10%

Accent Color

#456789

Reserve #456789 for accent elements like buttons, links, and important highlights. This blue accent should be used sparingly (10% of design) to draw attention to key actions.

Professional Best Practices

Smart Usage Tips

  • Add white or black text overlays to improve readability on colored backgrounds
  • Add warm accent colors to create focal points and prevent designs from feeling too cold
  • Ensure sufficient lighting contrast for text elements—use light text on dark backgrounds
  • Test your palette across different devices and lighting conditions before finalizing

Common Mistakes to Avoid

  • Don't use all colors equally—establish clear visual hierarchy through color weight
  • Avoid low-contrast text combinations that strain readability
  • Don't rely solely on color to convey meaning (use icons, text, and patterns too)
  • Avoid inconsistent color usage across different pages or screens
  • Don't assume screen colors match print output—always request physical proofs

Palette Overview & Statistics

5

Total Colors

2

Associated Tags

6

Categories

4096

Community Likes

Color Analysis & Technical Guide

Detailed breakdown of each color's role, characteristics, and optimal applications. This monochromatic palette creates a dramatic and sophisticated aesthetic perfect for .

Individual Color Breakdown

Each color in this cool palette has been analyzed for its properties and ideal usage scenarios. The low contrast and moderate saturation ensure harmonious visual relationships.

  • #012345

    BLUE

    #012345 serves as the primary/dominant color in this palette. This dark blue (highly saturated) brings professionalism and depth Use it for headers, navigation bars, and brand elements.

    Dark toneH: 210°S: 97%L: 14%
  • #123456

    BLUE

    #123456 serves as the secondary/supporting color in this palette. This dark blue (highly saturated) brings professionalism and depth Use it for cards, borders, section dividers, and supporting UI components.

    Dark toneH: 210°S: 65%L: 20%
  • #234567

    BLUE

    #234567 serves as the secondary/supporting color in this palette. This dark blue (moderately saturated) brings professionalism and depth Use it for cards, borders, section dividers, and supporting UI components.

    Dark toneH: 210°S: 49%L: 27%
  • #345678

    BLUE

    #345678 serves as the secondary/supporting color in this palette. This medium blue (moderately saturated) brings professionalism and depth Use it for cards, borders, section dividers, and supporting UI components.

    Dark toneH: 210°S: 40%L: 34%
  • #456789

    BLUE

    #456789 serves as the accent/highlight color in this palette. This medium blue (moderately saturated) brings professionalism and depth Use it for call-to-action buttons, links, important notifications, and interactive elements.

    Dark toneH: 210°S: 33%L: 40%

Palette Characteristics

This palette exhibits distinct characteristics that make it particularly suitable for specific design applications and industries.

Color Temperaturecool

Cool tones convey professionalism, trust, and calmness. Ideal for corporate and tech applications.

Contrast Levellow

Low contrast creates subtle, sophisticated aesthetics but requires careful attention to text legibility.

Saturationmoderate

Moderate saturation balances visual interest with professional restraint.

Brightness Rangedark

Dark tones create dramatic, sophisticated aesthetics and save battery on OLED displays.

💡 Pro Tips for This Palette

  • Perfect for: . The monochromatic color relationship creates natural visual flow.
  • Mood & Psychology: This palette evokes a dramatic and sophisticated feeling, making it ideal for brands seeking to convey those qualities.
  • Accessibility: Test text combinations carefully with contrast checkers to ensure accessibility compliance.
  • Extensions: Create tints (add white) and shades (add black) to expand this 5-color palette into a comprehensive design system.
  • Cultural Context: Cool tones are generally perceived as professional worldwide but always research cultural color meanings.

Export Formats

JSON
CSS Variables
Tailwind Config
SCSS Variables
Android XML

Explore Deep Blue Sea Palette

The Deep Blue Sea color palette is a masterful creation that evokes the mystery and tranquility of the ocean's depths, with a range of blues that evoke feelings of trust, loyalty, and wisdom. At its core, this palette is a thoughtful blend of monochromatic hues, from the darkest 012345 to the lightest 456789, each one carefully selected to create a sense of balance and harmony. As a vintage-inspired palette, it also has a timeless quality that adds a touch of sophistication to any design, making it perfect for professional applications.

Delving deeper into the palette, we find a range of blues that work together in perfect harmony, each one playing a unique role in the overall aesthetic. The darkest shade, 012345, provides a sense of depth and stability, while the 123456 adds a touch of richness and elegance. The middle shades, 234567 and 345678, create a sense of continuity and flow, bridging the gap between the darker and lighter hues. Finally, the lightest shade, 456789, adds a touch of brightness and airiness, preventing the palette from feeling too heavy or somber. Together, these colors create a sense of movement and energy, reminiscent of the ocean's waves.

In terms of practical applications, the Deep Blue Sea palette is incredibly versatile, and can be used in a wide range of design contexts, from websites and apps to branding and marketing materials. For example, a website for a financial services company might use the darker shades, such as 012345 and 123456, to create a sense of trust and stability, while a travel company might use the lighter shades, such as 345678 and 456789, to evoke feelings of freedom and adventure. The palette's balanced and professional quality also makes it an excellent choice for corporate branding, where a sense of reliability and expertise is essential.

The psychology behind the Deep Blue Sea palette is also fascinating, as the colors used have a profound impact on viewer perception and behavior. Blues are often associated with feelings of calmness and serenity, and can help to reduce stress and anxiety. The darker shades, such as 012345, can also create a sense of authority and confidence, while the lighter shades, such as 456789, can add a touch of creativity and playfulness. By using this palette, designers can create a sense of trust and rapport with their audience, and can influence their behavior in a positive way. For example, a call to action button in a shade of 234567 or 345678 can create a sense of excitement and energy, encouraging users to take action.

To get the most out of the Deep Blue Sea palette, designers can experiment with complementary colors, such as warm neutrals or bright accents, to add a touch of contrast and visual interest. Pairing the palette with earthy tones, such as greens or browns, can also create a sense of balance and harmony, while using the colors in different contexts, such as backgrounds, text, or graphics, can add depth and variety to a design. By following best practices, such as using the 60-30-10 rule, where 60 percent of the design is a dominant color, 30 percent a secondary color, and 10 percent an accent color, designers can create a sense of balance and cohesion, and can use the Deep Blue Sea palette to create designs that are both beautiful and effective.

Palette Image

Below is the generated palette image showing all colors in a vertical layout. Perfect for sharing on social media or using as a reference.

Deep Blue Sea image

Frequently Asked Questions

Everything you need to know about using and implementing the deep blue sea palette effectively in your projects.