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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
#30A3F0
RGB Values
48, 163, 240
HSL Values
204°, 86%, 56%
CMYK Values
80%, 32%, 0%, 6%

Color Variations & Tints

  • #75C2F5

    Lightness: 71%

  • #5EB7F3

    Lightness: 66%

  • #46ADF1

    Lightness: 61%

  • #30A3F0

    Lightness: 56%

    Current color

  • #1798EE

    Lightness: 51%

  • #1089DA

    Lightness: 46%

  • #0F7BC2

    Lightness: 41%

Accessibility

White Text
2.8
FAIL
Black Text
7.6
PASS
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 #30A3F0

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

Current: #30A3F0

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