/
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
#212841
RGB Values
33, 40, 65
HSL Values
227°, 33%, 19%
CMYK Values
49%, 38%, 0%, 75%

Color Variations & Tints

  • #3A4673

    Lightness: 34%

  • #323C62

    Lightness: 29%

  • #293251

    Lightness: 24%

  • #212841

    Lightness: 19%

    Current color

  • #181D2F

    Lightness: 14%

  • #0F131F

    Lightness: 9%

  • #07080E

    Lightness: 4%

Accessibility

White Text
14.5
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 #212841

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

Current: #212841

Discover More Colors

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