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Colorbook
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Color Information

White

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

HEX Format
#EFFEF3
RGB Values
239, 254, 243
HSL Values
136°, 88%, 97%
CMYK Values
6%, 0%, 4%, 0%

Color Variations & Tints

  • #FFFFFF

    Lightness: 100%

  • #FFFFFF

    Lightness: 100%

  • #FFFFFF

    Lightness: 100%

  • #EFFEF3

    Lightness: 97%

    Current color

  • #D9FDE2

    Lightness: 92%

  • #C1FBD0

    Lightness: 87%

  • #A9F9BE

    Lightness: 82%

Accessibility

White Text
1.0
FAIL
Black Text
20.1
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 #EFFEF3

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

Current: #EFFEF3

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