#28678f
a dark, vivid blue · cool · closest name: steelblue
RGB
40, 103, 143
HSL
203°, 56%, 36%
CMYK
72, 28, 0, 44
Luminance
0.1213
Every format
| HEX | #28678f |
| RGB | rgb(40, 103, 143) |
| HSL | hsl(203, 56%, 36%) |
| CMYK | cmyk(72%, 28%, 0%, 44%) |
| LAB | lab(41.4 -6.3 -27.8) |
| LCH | lch(41.4 28.5 257.3) |
| OKLCH | oklch(0.492 0.090 240.2) |
Copy-ready code
/* CSS */
color: #28678f;
background-color: #28678f;
/* Tailwind (arbitrary) */
class="text-[#28678f] bg-[#28678f]"
/* SCSS */
$brand: #28678f;
/* SwiftUI */
Color(red: 0.157, green: 0.404, blue: 0.561)
/* Android */
Color.parseColor("#28678f")Accessibility — WCAG contrast
Aa
#28678f on white: 6.13:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#28678f on black: 3.43:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green40.4%
Blue56.1%
CMYK percentages
Cyan72.0%
Magenta28.0%
Yellow0.0%
Key (black)43.9%
Color previews
#28678f text on a black background
contrast 3.43:1
Card sample
#28678f text on a white background
contrast 6.13:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28678f;
Background color
Panel with #28678f background
background-color: #28678f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28678f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 103, 143, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 103, 143, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28678f; background: linear-gradient(135deg, #28678f, #2E288F);