#331f89
a dark, vivid blue · warm · closest name: midnightblue
RGB
51, 31, 137
HSL
251°, 63%, 33%
CMYK
63, 77, 0, 46
Luminance
0.0349
Every format
| HEX | #331f89 |
| RGB | rgb(51, 31, 137) |
| HSL | hsl(251, 63%, 33%) |
| CMYK | cmyk(63%, 77%, 0%, 46%) |
| LAB | lab(21.9 39.7 -55.5) |
| LCH | lch(21.9 68.2 305.6) |
| OKLCH | oklch(0.344 0.164 282.2) |
Copy-ready code
/* CSS */
color: #331f89;
background-color: #331f89;
/* Tailwind (arbitrary) */
class="text-[#331f89] bg-[#331f89]"
/* SCSS */
$brand: #331f89;
/* SwiftUI */
Color(red: 0.200, green: 0.122, blue: 0.537)
/* Android */
Color.parseColor("#331f89")Accessibility — WCAG contrast
Aa
#331f89 on white: 12.37:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#331f89 on black: 1.70:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green12.2%
Blue53.7%
CMYK percentages
Cyan62.8%
Magenta77.4%
Yellow0.0%
Key (black)46.3%
Color previews
#331f89 text on a black background
contrast 1.70:1
Card sample
#331f89 text on a white background
contrast 12.37:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #331f89;
Background color
Panel with #331f89 background
background-color: #331f89;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #331f89;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 31, 137, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 31, 137, 0.45);
Border & gradient
Gradient panel
border: 3px solid #331f89; background: linear-gradient(135deg, #331f89, #791F89);