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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
#288D2B
RGB Values
40, 141, 43
HSL Values
122°, 56%, 35%
CMYK Values
72%, 0%, 70%, 45%

Color Variations & Tints

  • #38C73D

    Lightness: 50%

  • #32B337

    Lightness: 45%

  • #2D9F31

    Lightness: 40%

  • #288D2B

    Lightness: 35%

    Current color

  • #227725

    Lightness: 30%

  • #1C631E

    Lightness: 25%

  • #165018

    Lightness: 20%

Accessibility

White Text
4.3
FAIL
Black Text
4.9
PASS
WCAG AA
PASS
WCAG AAA
FAIL

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 #288D2B

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

Current: #288D2B

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