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Colorbook
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Color Information

Black

Complete color analysis with professional format conversions, accessibility metrics, and harmonious color combinations for your design projects.

HEX Format
#2A545A
RGB Values
42, 84, 90
HSL Values
188°, 36%, 26%
CMYK Values
53%, 7%, 0%, 65%

Color Variations & Tints

  • #43848E

    Lightness: 41%

  • #3B747D

    Lightness: 36%

  • #33646C

    Lightness: 31%

  • #2A545A

    Lightness: 26%

    Current color

  • #224449

    Lightness: 21%

  • #1A3437

    Lightness: 16%

  • #122326

    Lightness: 11%

Accessibility

White Text
8.4
PASS
Black Text
2.5
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 #2A545A

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

Current: #2A545A

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