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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
#66CFD1
RGB Values
102, 207, 209
HSL Values
181°, 54%, 61%
CMYK Values
51%, 1%, 0%, 18%

Color Variations & Tints

  • #A1E2E3

    Lightness: 76%

  • #8DDCDD

    Lightness: 71%

  • #79D6D7

    Lightness: 66%

  • #66CFD1

    Lightness: 61%

    Current color

  • #52C9CB

    Lightness: 56%

  • #3FC3C6

    Lightness: 51%

  • #36B3B5

    Lightness: 46%

Accessibility

White Text
1.8
FAIL
Black Text
11.4
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 #66CFD1

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

Current: #66CFD1

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