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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
#21A4B0
RGB Values
33, 164, 176
HSL Values
185°, 68%, 41%
CMYK Values
81%, 7%, 0%, 31%

Color Variations & Tints

  • #43CEDB

    Lightness: 56%

  • #2DC9D7

    Lightness: 51%

  • #26B8C5

    Lightness: 46%

  • #21A4B0

    Lightness: 41%

    Current color

  • #1D909A

    Lightness: 36%

  • #197C85

    Lightness: 31%

  • #15686F

    Lightness: 26%

Accessibility

White Text
3.0
FAIL
Black Text
7.0
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 #21A4B0

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

Current: #21A4B0

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