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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
#1720A1
RGB Values
23, 32, 161
HSL Values
236°, 75%, 36%
CMYK Values
86%, 80%, 0%, 37%

Color Variations & Tints

  • #2431E0

    Lightness: 51%

  • #1D29CD

    Lightness: 46%

  • #1A25B7

    Lightness: 41%

  • #1720A1

    Lightness: 36%

    Current color

  • #141C8A

    Lightness: 31%

  • #111774

    Lightness: 26%

  • #0D135E

    Lightness: 21%

Accessibility

White Text
11.9
PASS
Black Text
1.8
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 #1720A1

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

Current: #1720A1

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