#370fd2
a dark, electric blue · warm · closest name: blue
RGB
55, 15, 210
HSL
252°, 87%, 44%
CMYK
74, 93, 0, 18
Luminance
0.0581
Every format
| HEX | #370fd2 |
| RGB | rgb(55, 15, 210) |
| HSL | hsl(252, 87%, 44%) |
| CMYK | cmyk(74%, 93%, 0%, 18%) |
| LAB | lab(28.9 66.5 -87.8) |
| LCH | lch(28.9 110.1 307.1) |
| OKLCH | oklch(0.418 0.254 274.9) |
Copy-ready code
/* CSS */
color: #370fd2;
background-color: #370fd2;
/* Tailwind (arbitrary) */
class="text-[#370fd2] bg-[#370fd2]"
/* SCSS */
$brand: #370fd2;
/* SwiftUI */
Color(red: 0.216, green: 0.059, blue: 0.824)
/* Android */
Color.parseColor("#370fd2")Accessibility — WCAG contrast
Aa
#370fd2 on white: 9.72:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#370fd2 on black: 2.16:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red21.6%
Green5.9%
Blue82.4%
CMYK percentages
Cyan73.8%
Magenta92.9%
Yellow0.0%
Key (black)17.6%
Color previews
#370fd2 text on a black background
contrast 2.16:1
Card sample
#370fd2 text on a white background
contrast 9.72:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #370fd2;
Background color
Panel with #370fd2 background
background-color: #370fd2;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #370fd2;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(55, 15, 210, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(55, 15, 210, 0.45);
Border & gradient
Gradient panel
border: 3px solid #370fd2; background: linear-gradient(135deg, #370fd2, #B90FD2);