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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
#ECF97B
RGB Values
236, 249, 123
HSL Values
66°, 91%, 73%
CMYK Values
5%, 0%, 51%, 2%

Color Variations & Tints

  • #F7FCC5

    Lightness: 88%

  • #F3FBAC

    Lightness: 83%

  • #F0FA94

    Lightness: 78%

  • #ECF97B

    Lightness: 73%

    Current color

  • #E9F863

    Lightness: 68%

  • #E5F74B

    Lightness: 63%

  • #E2F532

    Lightness: 58%

Accessibility

White Text
1.1
FAIL
Black Text
18.4
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 #ECF97B

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

Current: #ECF97B

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