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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
#28A80B
RGB Values
40, 168, 11
HSL Values
109°, 88%, 35%
CMYK Values
76%, 0%, 93%, 34%

Color Variations & Tints

  • #38F00F

    Lightness: 50%

  • #33D80E

    Lightness: 45%

  • #2DC00C

    Lightness: 40%

  • #28A80B

    Lightness: 35%

    Current color

  • #229009

    Lightness: 30%

  • #1C7808

    Lightness: 25%

  • #176006

    Lightness: 20%

Accessibility

White Text
3.1
FAIL
Black Text
6.7
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 #28A80B

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

Current: #28A80B

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