Gulf Blue

#100e55

Color Harmonies

Mathematical Matches
Monochromatic
#201cad#181581#100e55#080729#000000
Analogous
#0e2f55#100e55#340e55
Complementary
#100e55#53550e
Split-Complementary
#100e55#55340e#2f550e
Triadic
#100e55#55100e#0e5510
Tetradic (Double Complementary)
#100e55#550e2f#53550e#0e5534

Readability & Contrast

Accessibility Audit & WCAG Compliance

Use Case: Standard White Text

White Text

AAA PASS
The Future
is Color.
Contrast Ratio17.26:1
Use Case: Standard Black Text

Black Text

FAIL
The Future
is Color.
Contrast Ratio1.21:1
Optimized AAA Text

Suggested Text

AAA PASS
The Future
is Color.
Contrast Ratio7.13:1
Recommended Monochrome
#a09df8
Optimized AAA Background

Suggested Background

AAA PASS
The Future
is Color.
Contrast Ratio7.12:1
Suggested Complement
#a9ad0c

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-indigo-950Approx

Arbitrary Value (JIT)

<div class="bg-[#100e55] text-white">
  <!-- Your Content -->
</div>

tailwind.config.js

// tailwind.config.js
module.exports = {
  theme: {
    extend: {
      colors: {
        'brand': '#100e55',
      }
    }
  }
}