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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
#21E4AC
RGB Values
33, 228, 172
HSL Values
163°, 78%, 51%
CMYK Values
86%, 0%, 25%, 11%

Color Variations & Tints

  • #65ECC6

    Lightness: 66%

  • #4EE9BD

    Lightness: 61%

  • #37E6B5

    Lightness: 56%

  • #21E4AC

    Lightness: 51%

    Current color

  • #1AD19D

    Lightness: 46%

  • #17BA8C

    Lightness: 41%

  • #14A37B

    Lightness: 36%

Accessibility

White Text
1.6
FAIL
Black Text
12.8
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 #21E4AC

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

Current: #21E4AC

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