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Colorbook
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Color Information

Black

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

HEX Format
#4B9371
RGB Values
75, 147, 113
HSL Values
152°, 32%, 44%
CMYK Values
49%, 0%, 23%, 42%

Color Variations & Tints

  • #75B899

    Lightness: 59%

  • #64AF8C

    Lightness: 54%

  • #55A580

    Lightness: 49%

  • #4B9371

    Lightness: 44%

    Current color

  • #448366

    Lightness: 39%

  • #3B7259

    Lightness: 34%

  • #32624C

    Lightness: 29%

Accessibility

White Text
3.7
FAIL
Black Text
5.7
PASS
WCAG AA
PASS
WCAG AAA
FAIL

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 #4B9371

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

Current: #4B9371

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