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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
#1E66AB
RGB Values
30, 102, 171
HSL Values
209°, 70%, 39%
CMYK Values
82%, 40%, 0%, 33%

Color Variations & Tints

  • #388CDC

    Lightness: 54%

  • #2580D4

    Lightness: 49%

  • #2273BF

    Lightness: 44%

  • #1E66AB

    Lightness: 39%

    Current color

  • #1A5993

    Lightness: 34%

  • #164C7E

    Lightness: 29%

  • #123F68

    Lightness: 24%

Accessibility

White Text
5.9
PASS
Black Text
3.5
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 #1E66AB

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

Current: #1E66AB

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