#1D3357

A dark, moderate blue closely aligning with Darkslategray.

About #1D3357

The hex code #1D3357 represents a beautifully specific shade of blue. Designers often compare it to the standard color Darkslategray. To achieve this exact tint on a monitor, you would use an RGB mix of 29, 51, and 87.

When sending designs containing this color to a printer, the CMYK values come into play. Its ink density profile breaks down to 67% cyan, 41% magenta, 0% yellow, and 66% black. The HSL representation is 217.2° hue, 50.0% saturation, and 22.7% lightness.

From a UX and accessibility standpoint, contrast is paramount. To prevent eye strain, #FFFFFF text pairs best with this hex code. Be sure to check our contrast matrix below to see exactly how it performs against common backgrounds.

Color Space Conversions

HEX#1D3357
RGB29, 51, 87
HSL217.2°, 50.0%, 22.7%
CMYK67%, 41%, 0%, 66%
HSV217.2°, 66.7%, 34.1%
LAB21.3, 4.3, -24.4
XYZ3.4, 3.3, 9.5
Decimal1913687

Color Harmonies

Complementary

Analogous

Triadic

Tints, Shades & Tones

Tints (Adding White)

Shades (Adding Black)

WCAG Contrast Accessibility

12.62:1
Text on #FFFFFF
AAA
1.66:1
Text on #000000
FAIL
12.07:1
Text on #F8FAFC
AAA
1.41:1
Text on #0F172A
FAIL

CSS Implementation

.bg-color { background-color: #1D3357; }
.text-color { color: #1D3357; }
.border-color { border: 2px solid #1D3357; }

Similar Colors

Darkslategray
#2F4F4F