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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
#036BD3
RGB Values
3, 107, 211
HSL Values
210°, 97%, 42%
CMYK Values
99%, 49%, 0%, 17%

Color Variations & Tints

  • #2791FC

    Lightness: 57%

  • #0E85FB

    Lightness: 52%

  • #0478EC

    Lightness: 47%

  • #036BD3

    Lightness: 42%

    Current color

  • #035EBA

    Lightness: 37%

  • #0252A1

    Lightness: 32%

  • #024588

    Lightness: 27%

Accessibility

White Text
5.2
PASS
Black Text
4.0
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 #036BD3

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

Current: #036BD3

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