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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
#28DD2B
RGB Values
40, 221, 43
HSL Values
121°, 73%, 51%
CMYK Values
82%, 0%, 81%, 13%

Color Variations & Tints

  • #69E86B

    Lightness: 66%

  • #53E455

    Lightness: 61%

  • #3DE140

    Lightness: 56%

  • #28DD2B

    Lightness: 51%

    Current color

  • #20CB23

    Lightness: 46%

  • #1CB51F

    Lightness: 41%

  • #199F1B

    Lightness: 36%

Accessibility

White Text
1.8
FAIL
Black Text
11.5
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 #28DD2B

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

Current: #28DD2B

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