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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
#B5DE3D
RGB Values
181, 222, 61
HSL Values
75°, 71%, 55%
CMYK Values
18%, 0%, 73%, 13%

Color Variations & Tints

  • #CEE97C

    Lightness: 70%

  • #C5E566

    Lightness: 65%

  • #BDE151

    Lightness: 60%

  • #B5DE3D

    Lightness: 55%

    Current color

  • #ADDA25

    Lightness: 50%

  • #9BC421

    Lightness: 45%

  • #8AAE1E

    Lightness: 40%

Accessibility

White Text
1.6
FAIL
Black Text
13.5
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 #B5DE3D

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

Current: #B5DE3D

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