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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
#556DA4
RGB Values
85, 109, 164
HSL Values
222°, 32%, 49%
CMYK Values
48%, 34%, 0%, 36%

Color Variations & Tints

  • #8697C1

    Lightness: 64%

  • #7589B8

    Lightness: 59%

  • #647BAF

    Lightness: 54%

  • #556DA4

    Lightness: 49%

    Current color

  • #4C6294

    Lightness: 44%

  • #445783

    Lightness: 39%

  • #3B4C72

    Lightness: 34%

Accessibility

White Text
5.1
PASS
Black Text
4.1
FAIL
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 #556DA4

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

Current: #556DA4

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