#2538a7
a dark, vivid blue · warm · closest name: slateblue
RGB
37, 56, 167
HSL
231°, 64%, 40%
CMYK
78, 67, 0, 35
Luminance
0.0601
Every format
| HEX | #2538a7 |
| RGB | rgb(37, 56, 167) |
| HSL | hsl(231, 64%, 40%) |
| CMYK | cmyk(78%, 67%, 0%, 35%) |
| LAB | lab(29.4 33.3 -61.5) |
| LCH | lch(29.4 69.9 298.4) |
| OKLCH | oklch(0.405 0.178 268.9) |
Copy-ready code
/* CSS */
color: #2538a7;
background-color: #2538a7;
/* Tailwind (arbitrary) */
class="text-[#2538a7] bg-[#2538a7]"
/* SCSS */
$brand: #2538a7;
/* SwiftUI */
Color(red: 0.145, green: 0.220, blue: 0.655)
/* Android */
Color.parseColor("#2538a7")Accessibility — WCAG contrast
Aa
#2538a7 on white: 9.54:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#2538a7 on black: 2.20:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red14.5%
Green22.0%
Blue65.5%
CMYK percentages
Cyan77.8%
Magenta66.5%
Yellow0.0%
Key (black)34.5%
Color previews
#2538a7 text on a black background
contrast 2.20:1
Card sample
#2538a7 text on a white background
contrast 9.54:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2538a7;
Background color
Panel with #2538a7 background
background-color: #2538a7;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2538a7;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(37, 56, 167, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(37, 56, 167, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2538a7; background: linear-gradient(135deg, #2538a7, #6925A7);