#1D33A8

A dark, vivid blue closely aligning with Slateblue.

About #1D33A8

When working with digital screens, the color #1D33A8 is rendered by mixing light. Its closest recognized web color is Slateblue. To achieve this exact tint on a monitor, you would use an RGB mix of 29, 51, and 168.

While screens use RGB, printing presses rely on Cyan, Magenta, Yellow, and Key (black). Its ink density profile breaks down to 83% cyan, 70% magenta, 0% yellow, and 34% 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. The calculated luminance score dictates that #FFFFFF typography is the safest choice. Strict adherence to these ratios protects visually impaired users from unreadable interfaces.

Color Space Conversions

HEX#1D33A8
RGB29, 51, 168
HSL230.5°, 70.6%, 38.6%
CMYK83%, 70%, 0%, 34%
HSV230.5°, 82.7%, 65.9%
LAB28.0, 36.2, -64.5
XYZ8.8, 5.5, 37.6
Decimal1913768

Color Harmonies

Complementary

Analogous

Triadic

Tints, Shades & Tones

Tints (Adding White)

Shades (Adding Black)

WCAG Contrast Accessibility

10.04:1
Text on #FFFFFF
AAA
2.09:1
Text on #000000
FAIL
9.60:1
Text on #F8FAFC
AAA
1.78:1
Text on #0F172A
FAIL

CSS Implementation

.bg-color { background-color: #1D33A8; }
.text-color { color: #1D33A8; }
.border-color { border: 2px solid #1D33A8; }

Similar Colors

Slateblue
#6A5ACD