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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
#445A6C
RGB Values
68, 90, 108
HSL Values
207°, 23%, 35%
CMYK Values
37%, 17%, 0%, 58%

Color Variations & Tints

  • #62829D

    Lightness: 50%

  • #58758D

    Lightness: 45%

  • #4F687D

    Lightness: 40%

  • #445A6C

    Lightness: 35%

    Current color

  • #3B4E5E

    Lightness: 30%

  • #31414E

    Lightness: 25%

  • #27343F

    Lightness: 20%

Accessibility

White Text
7.2
PASS
Black Text
2.9
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 #445A6C

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

Current: #445A6C

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