#28186b
a dark, vivid blue · warm · closest name: midnightblue
RGB
40, 24, 107
HSL
252°, 63%, 26%
CMYK
63, 78, 0, 58
Luminance
0.0217
Every format
| HEX | #28186b |
| RGB | rgb(40, 24, 107) |
| HSL | hsl(252, 63%, 26%) |
| CMYK | cmyk(63%, 78%, 0%, 58%) |
| LAB | lab(16.3 32.4 -45.5) |
| LCH | lch(16.3 55.9 305.5) |
| OKLCH | oklch(0.293 0.135 283.1) |
Copy-ready code
/* CSS */
color: #28186b;
background-color: #28186b;
/* Tailwind (arbitrary) */
class="text-[#28186b] bg-[#28186b]"
/* SCSS */
$brand: #28186b;
/* SwiftUI */
Color(red: 0.157, green: 0.094, blue: 0.420)
/* Android */
Color.parseColor("#28186b")Accessibility — WCAG contrast
Aa
#28186b on white: 14.65:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#28186b on black: 1.43:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green9.4%
Blue42.0%
CMYK percentages
Cyan62.6%
Magenta77.6%
Yellow0.0%
Key (black)58.0%
Color previews
#28186b text on a black background
contrast 1.43:1
Card sample
#28186b text on a white background
contrast 14.65:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28186b;
Background color
Panel with #28186b background
background-color: #28186b;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28186b;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 24, 107, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 24, 107, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28186b; background: linear-gradient(135deg, #28186b, #5F186B);