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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
#40E4D9
RGB Values
64, 228, 217
HSL Values
176°, 75%, 57%
CMYK Values
72%, 0%, 5%, 11%

Color Variations & Tints

  • #82EDE6

    Lightness: 72%

  • #6CEAE2

    Lightness: 67%

  • #55E7DD

    Lightness: 62%

  • #40E4D9

    Lightness: 57%

    Current color

  • #29E0D4

    Lightness: 52%

  • #1ED2C6

    Lightness: 47%

  • #1BBBB1

    Lightness: 42%

Accessibility

White Text
1.6
FAIL
Black Text
13.3
PASS
WCAG AA
PASS
WCAG AAA
PASS

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 #40E4D9

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

Current: #40E4D9

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