Catalina Blue

#213486

Color Harmonies

Mathematical Matches
Monochromatic
#3e59cf#2b44af#213486#17245d#0d1434
Analogous
#216686#213486#412186
Complementary
#213486#867321
Split-Complementary
#213486#864121#668621
Triadic
#213486#862134#348621
Tetradic (Double Complementary)
#213486#862166#867321#218641

Readability & Contrast

Accessibility Audit & WCAG Compliance

Use Case: Standard White Text

White Text

AAA PASS
The Future
is Color.
Contrast Ratio11.05:1
Use Case: Standard Black Text

Black Text

FAIL
The Future
is Color.
Contrast Ratio1.90:1
Optimized AAA Text

Suggested Text

AAA PASS
The Future
is Color.
Contrast Ratio7.06:1
Recommended Monochrome
#c4cdf7
Optimized AAA Background

Suggested Background

AAA PASS
The Future
is Color.
Contrast Ratio7.00:1
Suggested Complement
#e8cd58

Vision Deficiency Simulations

Protanopia

Red Blind

Deuteranopia

Green Blind

Tritanopia

Blue Blind

Achromatopsia

Total Color Blind

Developer Tools

Ready-to-use snippets for your codebase.

Closest Standard Class

bg-blue-900Approx

Arbitrary Value (JIT)

<div class="bg-[#213486] text-white">
  <!-- Your Content -->
</div>

tailwind.config.js

// tailwind.config.js
module.exports = {
  theme: {
    extend: {
      colors: {
        'brand': '#213486',
      }
    }
  }
}