/
Colorbook
Sign in Sign up

Color Information

Blue

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

HEX Format
#285C77
RGB Values
40, 92, 119
HSL Values
201°, 50%, 31%
CMYK Values
66%, 23%, 0%, 53%

Color Variations & Tints

  • #3B87B0

    Lightness: 46%

  • #34789D

    Lightness: 41%

  • #2E6A8A

    Lightness: 36%

  • #285C77

    Lightness: 31%

    Current color

  • #214C63

    Lightness: 26%

  • #1B3E50

    Lightness: 21%

  • #142F3D

    Lightness: 16%

Accessibility

White Text
7.3
PASS
Black Text
2.9
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 #285C77

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

Current: #285C77

Discover More Colors

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