/
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
#381240
RGB Values
56, 18, 64
HSL Values
290°, 56%, 16%
CMYK Values
13%, 72%, 0%, 75%

Color Variations & Tints

  • #6D237B

    Lightness: 31%

  • #5B1D67

    Lightness: 26%

  • #4A1854

    Lightness: 21%

  • #381240

    Lightness: 16%

    Current color

  • #270C2C

    Lightness: 11%

  • #150718

    Lightness: 6%

  • #040104

    Lightness: 1%

Accessibility

White Text
15.8
PASS
Black Text
1.3
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 #381240

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

Current: #381240

Discover More Colors

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