#331D8A

A dark, moderate blue closely aligning with Indigo.

About #331D8A

Visually, #331D8A is defined as a moderate blue. Its closest recognized web color is Indigo. To achieve this exact tint on a monitor, you would use an RGB mix of 51, 29, and 138.

If you are designing for print, the four-color process is what matters most. This specific hue requires a mix of 63% C, 79% M, 0% Y, and 46% K. This makes it a relatively light color when applied to physical surfaces.

Web Content Accessibility Guidelines (WCAG) dictate how we should use this color. Mathematical luminance calculations suggest that #FFFFFF text provides the most optimal reading experience. You can view the detailed AAA and AA pass/fail metrics in the table below.

Color Space Conversions

HEX#331D8A
RGB51, 29, 138
HSL252.1°, 65.3%, 32.7%
CMYK63%, 79%, 0%, 46%
HSV252.1°, 79.0%, 54.1%
LAB21.6, 41.1, -56.5
XYZ6.4, 3.4, 24.4
Decimal3349898

Color Harmonies

Complementary

Analogous

Triadic

Tints, Shades & Tones

Tints (Adding White)

Shades (Adding Black)

WCAG Contrast Accessibility

12.47:1
Text on #FFFFFF
AAA
1.68:1
Text on #000000
FAIL
11.92:1
Text on #F8FAFC
AAA
1.43:1
Text on #0F172A
FAIL

CSS Implementation

.bg-color { background-color: #331D8A; }
.text-color { color: #331D8A; }
.border-color { border: 2px solid #331D8A; }

Similar Colors

Indigo
#4B0082