#556e88
a dark, soft blue · cool · closest name: steelblue
RGB
85, 110, 136
HSL
211°, 23%, 43%
CMYK
38, 19, 0, 47
Luminance
0.1486
Every format
| HEX | #556e88 |
| RGB | rgb(85, 110, 136) |
| HSL | hsl(211, 23%, 43%) |
| CMYK | cmyk(38%, 19%, 0%, 47%) |
| LAB | lab(45.4 -2.3 -17.2) |
| LCH | lch(45.4 17.4 262.5) |
| OKLCH | oklch(0.529 0.051 249.8) |
Copy-ready code
/* CSS */
color: #556e88;
background-color: #556e88;
/* Tailwind (arbitrary) */
class="text-[#556e88] bg-[#556e88]"
/* SCSS */
$brand: #556e88;
/* SwiftUI */
Color(red: 0.333, green: 0.431, blue: 0.533)
/* Android */
Color.parseColor("#556e88")Accessibility — WCAG contrast
Aa
#556e88 on white: 5.29:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#556e88 on black: 3.97:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red33.3%
Green43.1%
Blue53.3%
CMYK percentages
Cyan37.5%
Magenta19.1%
Yellow0.0%
Key (black)46.7%
Color previews
#556e88 text on a black background
contrast 3.97:1
Card sample
#556e88 text on a white background
contrast 5.29:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #556e88;
Background color
Panel with #556e88 background
background-color: #556e88;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #556e88;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(85, 110, 136, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(85, 110, 136, 0.45);
Border & gradient
Gradient panel
border: 3px solid #556e88; background: linear-gradient(135deg, #556e88, #5E5588);