#0033BD

A dark, vivid blue closely aligning with Darkblue.

About #0033BD

Visually, #0033BD is defined as a vivid blue. It is closely associated with the named CSS color Darkblue. Its digital footprint relies on 0 parts red, 51 parts green, and 189 parts blue light.

For print applications, it's crucial to understand its CMYK makeup. The color uses 100% Cyan, 73% Magenta, 0% Yellow, and 26% Black. Always request a physical proof before doing a large print run with this exact code.

Ensuring your text is legible against this background is a key part of web design. Mathematical luminance calculations suggest that #FFFFFF text provides the most optimal reading experience. Be sure to check our contrast matrix below to see exactly how it performs against common backgrounds.

Color Space Conversions

HEX#0033BD
RGB0, 51, 189
HSL223.8°, 100.0%, 37.1%
CMYK100%, 73%, 0%, 26%
HSV223.8°, 100.0%, 74.1%
LAB29.5, 42.7, -74.5
XYZ10.4, 6.0, 48.8
Decimal13245

Color Harmonies

Complementary

Analogous

Triadic

Tints, Shades & Tones

Tints (Adding White)

Shades (Adding Black)

WCAG Contrast Accessibility

9.51:1
Text on #FFFFFF
AAA
2.21:1
Text on #000000
FAIL
9.09:1
Text on #F8FAFC
AAA
1.88:1
Text on #0F172A
FAIL

CSS Implementation

.bg-color { background-color: #0033BD; }
.text-color { color: #0033BD; }
.border-color { border: 2px solid #0033BD; }

Similar Colors

Darkblue
#00008B