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Colorbook
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Color Information

Yellow

Complete color analysis with professional format conversions, accessibility metrics, and harmonious color combinations for your design projects.

HEX Format
#728D11
RGB Values
114, 141, 17
HSL Values
73°, 78%, 31%
CMYK Values
19%, 0%, 88%, 45%

Color Variations & Tints

  • #A9D11A

    Lightness: 46%

  • #97BA17

    Lightness: 41%

  • #84A314

    Lightness: 36%

  • #728D11

    Lightness: 31%

    Current color

  • #60760F

    Lightness: 26%

  • #4D5F0C

    Lightness: 21%

  • #3B4909

    Lightness: 16%

Accessibility

White Text
3.8
FAIL
Black Text
5.5
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 #728D11

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

Current: #728D11

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