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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
#E4FD91
RGB Values
228, 253, 145
HSL Values
74°, 96%, 78%
CMYK Values
10%, 0%, 43%, 1%

Color Variations & Tints

  • #F6FEDC

    Lightness: 93%

  • #F0FEC3

    Lightness: 88%

  • #EAFDAA

    Lightness: 83%

  • #E4FD91

    Lightness: 78%

    Current color

  • #DDFC78

    Lightness: 73%

  • #D7FC5F

    Lightness: 68%

  • #D1FB46

    Lightness: 63%

Accessibility

White Text
1.1
FAIL
Black Text
18.8
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 #E4FD91

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

Current: #E4FD91

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