#373c8f
a dark, soft blue · warm · closest name: midnightblue
RGB
55, 60, 143
HSL
237°, 44%, 39%
CMYK
62, 58, 0, 44
Luminance
0.0603
Every format
| HEX | #373c8f |
| RGB | rgb(55, 60, 143) |
| HSL | hsl(237, 44%, 39%) |
| CMYK | cmyk(62%, 58%, 0%, 44%) |
| LAB | lab(29.5 24.4 -46.8) |
| LCH | lch(29.5 52.8 297.6) |
| OKLCH | oklch(0.402 0.135 275.9) |
Copy-ready code
/* CSS */
color: #373c8f;
background-color: #373c8f;
/* Tailwind (arbitrary) */
class="text-[#373c8f] bg-[#373c8f]"
/* SCSS */
$brand: #373c8f;
/* SwiftUI */
Color(red: 0.216, green: 0.235, blue: 0.561)
/* Android */
Color.parseColor("#373c8f")Accessibility — WCAG contrast
Aa
#373c8f on white: 9.52:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#373c8f on black: 2.21:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red21.6%
Green23.5%
Blue56.1%
CMYK percentages
Cyan61.5%
Magenta58.0%
Yellow0.0%
Key (black)43.9%
Color previews
#373c8f text on a black background
contrast 2.21:1
Card sample
#373c8f text on a white background
contrast 9.52:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #373c8f;
Background color
Panel with #373c8f background
background-color: #373c8f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #373c8f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(55, 60, 143, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(55, 60, 143, 0.45);
Border & gradient
Gradient panel
border: 3px solid #373c8f; background: linear-gradient(135deg, #373c8f, #6D378F);