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Colorbook
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Color Information

Blue

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

HEX Format
#2D5ED2
RGB Values
45, 94, 210
HSL Values
222°, 65%, 50%
CMYK Values
79%, 55%, 0%, 18%

Color Variations & Tints

  • #6C8FE0

    Lightness: 65%

  • #577EDB

    Lightness: 60%

  • #426ED7

    Lightness: 55%

  • #2D5ED2

    Lightness: 50%

    Current color

  • #2855BD

    Lightness: 45%

  • #244BA8

    Lightness: 40%

  • #1F4293

    Lightness: 35%

Accessibility

White Text
5.8
PASS
Black Text
3.6
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 #2D5ED2

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

Current: #2D5ED2

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