/
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
#102D28
RGB Values
16, 45, 40
HSL Values
170°, 48%, 12%
CMYK Values
64%, 0%, 11%, 82%

Color Variations & Tints

  • #24665B

    Lightness: 27%

  • #1D534A

    Lightness: 22%

  • #174039

    Lightness: 17%

  • #102D28

    Lightness: 12%

    Current color

  • #091A18

    Lightness: 7%

  • #030807

    Lightness: 2%

  • #000000

    Lightness: 0%

Accessibility

White Text
14.7
PASS
Black Text
1.4
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 #102D28

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

Current: #102D28

Discover More Colors

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