/
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
#427670
RGB Values
66, 118, 112
HSL Values
173°, 28%, 36%
CMYK Values
44%, 0%, 5%, 54%

Color Variations & Tints

  • #5FA59D

    Lightness: 51%

  • #54968E

    Lightness: 46%

  • #4B867F

    Lightness: 41%

  • #427670

    Lightness: 36%

    Current color

  • #396560

    Lightness: 31%

  • #305551

    Lightness: 26%

  • #274541

    Lightness: 21%

Accessibility

White Text
5.2
PASS
Black Text
4.1
FAIL
WCAG AA
PASS
WCAG AAA
FAIL

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 #427670

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

Current: #427670

Discover More Colors

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