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Colorbook
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Color Information

Cyan

Complete color analysis with professional format conversions, accessibility metrics, and harmonious color combinations for your design projects.

HEX Format
#278A85
RGB Values
39, 138, 133
HSL Values
177°, 56%, 35%
CMYK Values
72%, 0%, 4%, 46%

Color Variations & Tints

  • #38C7C0

    Lightness: 50%

  • #32B3AD

    Lightness: 45%

  • #2D9F99

    Lightness: 40%

  • #278A85

    Lightness: 35%

    Current color

  • #227773

    Lightness: 30%

  • #1C6360

    Lightness: 25%

  • #16504D

    Lightness: 20%

Accessibility

White Text
4.1
FAIL
Black Text
5.1
PASS
WCAG AA
PASS
WCAG AAA
FAIL

Accessibility Guide

Contrast Ratios
Higher values (4.5+) ensure better readability for users with visual impairments.
WCAG AA Standard
Minimum requirement: 4.5:1 contrast for normal text, 3:1 for large text.
WCAG AAA Standard
Enhanced level: 7:1 contrast for normal text, 4.5:1 for large text.

Color Harmonies

  • Complementary

    Colors opposite on the color wheel, creating high contrast

  • Triadic

    Three evenly spaced colors forming a triangle on the color wheel

  • Analogous

    Adjacent colors on the color wheel, creating harmony and unity

Be picky and fine tune your color: colors very near to #278A85

Systematic progression of extremely similar colors. Each color represents a precise step in lightness variation.

Current: #278A85

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