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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
#0F2FAC
RGB Values
15, 47, 172
HSL Values
228°, 84%, 37%
CMYK Values
91%, 73%, 0%, 33%

Color Variations & Tints

  • #1E47EB

    Lightness: 52%

  • #133BDD

    Lightness: 47%

  • #1135C5

    Lightness: 42%

  • #0F2FAC

    Lightness: 37%

    Current color

  • #0D2896

    Lightness: 32%

  • #0B227F

    Lightness: 27%

  • #091C67

    Lightness: 22%

Accessibility

White Text
10.4
PASS
Black Text
2.0
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 #0F2FAC

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

Current: #0F2FAC

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