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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
#1752CD
RGB Values
23, 82, 205
HSL Values
221°, 80%, 45%
CMYK Values
89%, 60%, 0%, 20%

Color Variations & Tints

  • #477BEB

    Lightness: 60%

  • #306BE8

    Lightness: 55%

  • #1A5AE6

    Lightness: 50%

  • #1752CD

    Lightness: 45%

    Current color

  • #1448B8

    Lightness: 40%

  • #123FA1

    Lightness: 35%

  • #0F368A

    Lightness: 30%

Accessibility

White Text
6.7
PASS
Black Text
3.1
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 #1752CD

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

Current: #1752CD

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