/
Colorbook
Sign in Sign up

Color Information

Black

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

HEX Format
#42546C
RGB Values
66, 84, 108
HSL Values
214°, 24%, 34%
CMYK Values
39%, 22%, 0%, 58%

Color Variations & Tints

  • #5F799B

    Lightness: 49%

  • #556D8B

    Lightness: 44%

  • #4C607B

    Lightness: 39%

  • #42546C

    Lightness: 34%

    Current color

  • #38485C

    Lightness: 29%

  • #2F3B4C

    Lightness: 24%

  • #252F3C

    Lightness: 19%

Accessibility

White Text
7.7
PASS
Black Text
2.7
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 #42546C

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

Current: #42546C

Discover More Colors

Explore a randomly curated selection of colors. Each refresh brings new inspiration for your palette.