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Colorbook
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Color Information

Orange

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

HEX Format
#EFAC21
RGB Values
239, 172, 33
HSL Values
40°, 87%, 53%
CMYK Values
0%, 28%, 86%, 6%

Color Variations & Tints

  • #F4C566

    Lightness: 68%

  • #F3BC4F

    Lightness: 63%

  • #F1B337

    Lightness: 58%

  • #EFAC21

    Lightness: 53%

    Current color

  • #E59E10

    Lightness: 48%

  • #CD8D0E

    Lightness: 43%

  • #B57D0D

    Lightness: 38%

Accessibility

White Text
2.0
FAIL
Black Text
10.6
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 #EFAC21

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

Current: #EFAC21

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