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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
#21E427
RGB Values
33, 228, 39
HSL Values
122°, 78%, 51%
CMYK Values
86%, 0%, 83%, 11%

Color Variations & Tints

  • #65EC69

    Lightness: 66%

  • #4EE953

    Lightness: 61%

  • #37E63D

    Lightness: 56%

  • #21E427

    Lightness: 51%

    Current color

  • #1AD120

    Lightness: 46%

  • #17BA1C

    Lightness: 41%

  • #14A319

    Lightness: 36%

Accessibility

White Text
1.7
FAIL
Black Text
12.2
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 #21E427

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

Current: #21E427

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