#2d37af
a dark, vivid blue · warm · closest name: slateblue
RGB
45, 55, 175
HSL
235°, 59%, 43%
CMYK
74, 69, 0, 31
Luminance
0.0639
Every format
| HEX | #2d37af |
| RGB | rgb(45, 55, 175) |
| HSL | hsl(235, 59%, 43%) |
| CMYK | cmyk(74%, 69%, 0%, 31%) |
| LAB | lab(30.4 37.6 -64.8) |
| LCH | lch(30.4 74.9 300.2) |
| OKLCH | oklch(0.415 0.187 271.4) |
Copy-ready code
/* CSS */
color: #2d37af;
background-color: #2d37af;
/* Tailwind (arbitrary) */
class="text-[#2d37af] bg-[#2d37af]"
/* SCSS */
$brand: #2d37af;
/* SwiftUI */
Color(red: 0.176, green: 0.216, blue: 0.686)
/* Android */
Color.parseColor("#2d37af")Accessibility — WCAG contrast
Aa
#2d37af on white: 9.22:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#2d37af on black: 2.28:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red17.6%
Green21.6%
Blue68.6%
CMYK percentages
Cyan74.3%
Magenta68.6%
Yellow0.0%
Key (black)31.4%
Color previews
#2d37af text on a black background
contrast 2.28:1
Card sample
#2d37af text on a white background
contrast 9.22:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2d37af;
Background color
Panel with #2d37af background
background-color: #2d37af;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2d37af;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(45, 55, 175, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(45, 55, 175, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2d37af; background: linear-gradient(135deg, #2d37af, #7A2DAF);