/
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
#150A0F
RGB Values
21, 10, 15
HSL Values
333°, 35%, 6%
CMYK Values
0%, 52%, 29%, 92%

Color Variations & Tints

  • #482334

    Lightness: 21%

  • #371B27

    Lightness: 16%

  • #26121B

    Lightness: 11%

  • #150A0F

    Lightness: 6%

    Current color

  • #030202

    Lightness: 1%

  • #000000

    Lightness: 0%

  • #000000

    Lightness: 0%

Accessibility

White Text
19.4
PASS
Black Text
1.1
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 #150A0F

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

Current: #150A0F

Discover More Colors

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