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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
#645F10
RGB Values
100, 95, 16
HSL Values
56°, 72%, 23%
CMYK Values
0%, 5%, 84%, 61%

Color Variations & Tints

  • #A79D1B

    Lightness: 38%

  • #918918

    Lightness: 33%

  • #7B7414

    Lightness: 28%

  • #645F10

    Lightness: 23%

    Current color

  • #4F4B0D

    Lightness: 18%

  • #393609

    Lightness: 13%

  • #232106

    Lightness: 8%

Accessibility

White Text
6.6
PASS
Black Text
3.2
FAIL
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 #645F10

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

Current: #645F10

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