#2f37eb
a balanced, electric blue · warm · closest name: blue
RGB
47, 55, 235
HSL
237°, 83%, 55%
CMYK
80, 77, 0, 8
Luminance
0.0933
Every format
| HEX | #2f37eb |
| RGB | rgb(47, 55, 235) |
| HSL | hsl(237, 83%, 55%) |
| CMYK | cmyk(80%, 77%, 0%, 8%) |
| LAB | lab(36.6 57.8 -89.3) |
| LCH | lch(36.6 106.4 302.9) |
| OKLCH | oklch(0.478 0.259 269.6) |
Copy-ready code
/* CSS */
color: #2f37eb;
background-color: #2f37eb;
/* Tailwind (arbitrary) */
class="text-[#2f37eb] bg-[#2f37eb]"
/* SCSS */
$brand: #2f37eb;
/* SwiftUI */
Color(red: 0.184, green: 0.216, blue: 0.922)
/* Android */
Color.parseColor("#2f37eb")Accessibility — WCAG contrast
Aa
#2f37eb on white: 7.32:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#2f37eb on black: 2.87:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red18.4%
Green21.6%
Blue92.2%
CMYK percentages
Cyan80.0%
Magenta76.6%
Yellow0.0%
Key (black)7.8%
Color previews
#2f37eb text on a black background
contrast 2.87:1
Card sample
#2f37eb text on a white background
contrast 7.32:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2f37eb;
Background color
Panel with #2f37eb background
background-color: #2f37eb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2f37eb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(47, 55, 235, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(47, 55, 235, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2f37eb; background: linear-gradient(135deg, #2f37eb, #A42FEB);