/
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
#214E7B
RGB Values
33, 78, 123
HSL Values
210°, 58%, 31%
CMYK Values
73%, 37%, 0%, 52%

Color Variations & Tints

  • #3175B9

    Lightness: 46%

  • #2C69A5

    Lightness: 41%

  • #275C91

    Lightness: 36%

  • #214E7B

    Lightness: 31%

    Current color

  • #1C4269

    Lightness: 26%

  • #163655

    Lightness: 21%

  • #112940

    Lightness: 16%

Accessibility

White Text
8.6
PASS
Black Text
2.4
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 #214E7B

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

Current: #214E7B

Discover More Colors

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