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Colorbook
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Color Information

Green

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

HEX Format
#66ED54
RGB Values
102, 237, 84
HSL Values
113°, 81%, 63%
CMYK Values
57%, 0%, 65%, 7%

Color Variations & Tints

  • #A4F499

    Lightness: 78%

  • #8FF282

    Lightness: 73%

  • #7BEF6B

    Lightness: 68%

  • #66ED54

    Lightness: 63%

    Current color

  • #51EB3D

    Lightness: 58%

  • #3DE826

    Lightness: 53%

  • #2EDE17

    Lightness: 48%

Accessibility

White Text
1.5
FAIL
Black Text
13.8
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 #66ED54

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

Current: #66ED54

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