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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
#178A2B
RGB Values
23, 138, 43
HSL Values
130°, 71%, 32%
CMYK Values
83%, 0%, 69%, 46%

Color Variations & Tints

  • #23CD3F

    Lightness: 47%

  • #1FB738

    Lightness: 42%

  • #1BA132

    Lightness: 37%

  • #178A2B

    Lightness: 32%

    Current color

  • #147624

    Lightness: 27%

  • #10601E

    Lightness: 22%

  • #0D4A17

    Lightness: 17%

Accessibility

White Text
4.5
FAIL
Black Text
4.7
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 #178A2B

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

Current: #178A2B

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