#255eb0
a dark, vivid blue · cool · closest name: royalblue
RGB
37, 94, 176
HSL
215°, 65%, 42%
CMYK
79, 47, 0, 31
Luminance
0.1153
Every format
| HEX | #255eb0 |
| RGB | rgb(37, 94, 176) |
| HSL | hsl(215, 65%, 42%) |
| CMYK | cmyk(79%, 47%, 0%, 31%) |
| LAB | lab(40.5 11.6 -49.0) |
| LCH | lch(40.5 50.3 283.3) |
| OKLCH | oklch(0.490 0.144 258.1) |
Copy-ready code
/* CSS */
color: #255eb0;
background-color: #255eb0;
/* Tailwind (arbitrary) */
class="text-[#255eb0] bg-[#255eb0]"
/* SCSS */
$brand: #255eb0;
/* SwiftUI */
Color(red: 0.145, green: 0.369, blue: 0.690)
/* Android */
Color.parseColor("#255eb0")Accessibility — WCAG contrast
Aa
#255eb0 on white: 6.35:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#255eb0 on black: 3.31:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red14.5%
Green36.9%
Blue69.0%
CMYK percentages
Cyan79.0%
Magenta46.6%
Yellow0.0%
Key (black)31.0%
Color previews
#255eb0 text on a black background
contrast 3.31:1
Card sample
#255eb0 text on a white background
contrast 6.35:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #255eb0;
Background color
Panel with #255eb0 background
background-color: #255eb0;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #255eb0;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(37, 94, 176, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(37, 94, 176, 0.45);
Border & gradient
Gradient panel
border: 3px solid #255eb0; background: linear-gradient(135deg, #255eb0, #4925B0);