#28355c
a dark, soft blue · warm · closest name: darkslategray
RGB
40, 53, 92
HSL
225°, 39%, 26%
CMYK
57, 42, 0, 64
Luminance
0.0377
Every format
| HEX | #28355c |
| RGB | rgb(40, 53, 92) |
| HSL | hsl(225, 39%, 26%) |
| CMYK | cmyk(57%, 42%, 0%, 64%) |
| LAB | lab(22.9 7.4 -25.1) |
| LCH | lch(22.9 26.1 286.5) |
| OKLCH | oklch(0.338 0.071 268.5) |
Copy-ready code
/* CSS */
color: #28355c;
background-color: #28355c;
/* Tailwind (arbitrary) */
class="text-[#28355c] bg-[#28355c]"
/* SCSS */
$brand: #28355c;
/* SwiftUI */
Color(red: 0.157, green: 0.208, blue: 0.361)
/* Android */
Color.parseColor("#28355c")Accessibility — WCAG contrast
Aa
#28355c on white: 11.97:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#28355c on black: 1.75:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green20.8%
Blue36.1%
CMYK percentages
Cyan56.5%
Magenta42.4%
Yellow0.0%
Key (black)63.9%
Color previews
#28355c text on a black background
contrast 1.75:1
Card sample
#28355c text on a white background
contrast 11.97:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28355c;
Background color
Panel with #28355c background
background-color: #28355c;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28355c;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 53, 92, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 53, 92, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28355c; background: linear-gradient(135deg, #28355c, #3E285C);