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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
#394C6D
RGB Values
57, 76, 109
HSL Values
218°, 31%, 33%
CMYK Values
48%, 30%, 0%, 57%

Color Variations & Tints

  • #5470A0

    Lightness: 48%

  • #4C6590

    Lightness: 43%

  • #43597F

    Lightness: 38%

  • #394C6D

    Lightness: 33%

    Current color

  • #31415E

    Lightness: 28%

  • #28364D

    Lightness: 23%

  • #202A3C

    Lightness: 18%

Accessibility

White Text
8.6
PASS
Black Text
2.4
FAIL
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 #394C6D

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

Current: #394C6D

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