#2f37ba
a balanced, vivid blue · warm · closest name: slateblue
RGB
47, 55, 186
HSL
237°, 60%, 46%
CMYK
75, 70, 0, 27
Luminance
0.0688
Every format
| HEX | #2f37ba |
| RGB | rgb(47, 55, 186) |
| HSL | hsl(237, 60%, 46%) |
| CMYK | cmyk(75%, 70%, 0%, 27%) |
| LAB | lab(31.5 41.7 -69.4) |
| LCH | lch(31.5 80.9 301.0) |
| OKLCH | oklch(0.427 0.201 271.6) |
Copy-ready code
/* CSS */
color: #2f37ba;
background-color: #2f37ba;
/* Tailwind (arbitrary) */
class="text-[#2f37ba] bg-[#2f37ba]"
/* SCSS */
$brand: #2f37ba;
/* SwiftUI */
Color(red: 0.184, green: 0.216, blue: 0.729)
/* Android */
Color.parseColor("#2f37ba")Accessibility — WCAG contrast
Aa
#2f37ba on white: 8.84:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#2f37ba on black: 2.38:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red18.4%
Green21.6%
Blue72.9%
CMYK percentages
Cyan74.7%
Magenta70.4%
Yellow0.0%
Key (black)27.1%
Color previews
#2f37ba text on a black background
contrast 2.38:1
Card sample
#2f37ba text on a white background
contrast 8.84:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2f37ba;
Background color
Panel with #2f37ba background
background-color: #2f37ba;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2f37ba;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(47, 55, 186, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(47, 55, 186, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2f37ba; background: linear-gradient(135deg, #2f37ba, #842FBA);