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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
#045DF6
RGB Values
4, 93, 246
HSL Values
218°, 97%, 49%
CMYK Values
98%, 62%, 0%, 4%

Color Variations & Tints

  • #4A8BFC

    Lightness: 64%

  • #317BFC

    Lightness: 59%

  • #186BFB

    Lightness: 54%

  • #045DF6

    Lightness: 49%

    Current color

  • #0353DD

    Lightness: 44%

  • #034AC4

    Lightness: 39%

  • #0340AB

    Lightness: 34%

Accessibility

White Text
5.4
PASS
Black Text
3.9
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 #045DF6

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

Current: #045DF6

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