#559fd4
a balanced, vivid blue · cool · closest name: steelblue
RGB
85, 159, 212
HSL
205°, 60%, 58%
CMYK
60, 25, 0, 17
Luminance
0.3148
Every format
| HEX | #559fd4 |
| RGB | rgb(85, 159, 212) |
| HSL | hsl(205, 60%, 58%) |
| CMYK | cmyk(60%, 25%, 0%, 17%) |
| LAB | lab(62.9 -7.3 -34.0) |
| LCH | lch(62.9 34.7 257.8) |
| OKLCH | oklch(0.677 0.108 241.9) |
Copy-ready code
/* CSS */
color: #559fd4;
background-color: #559fd4;
/* Tailwind (arbitrary) */
class="text-[#559fd4] bg-[#559fd4]"
/* SCSS */
$brand: #559fd4;
/* SwiftUI */
Color(red: 0.333, green: 0.624, blue: 0.831)
/* Android */
Color.parseColor("#559fd4")Accessibility — WCAG contrast
Aa
#559fd4 on white: 2.88:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#559fd4 on black: 7.30:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red33.3%
Green62.4%
Blue83.1%
CMYK percentages
Cyan59.9%
Magenta25.0%
Yellow0.0%
Key (black)16.9%
Color previews
#559fd4 text on a black background
contrast 7.30:1
Card sample
#559fd4 text on a white background
contrast 2.88:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #559fd4;
Background color
Panel with #559fd4 background
background-color: #559fd4;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #559fd4;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(85, 159, 212, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(85, 159, 212, 0.45);
Border & gradient
Gradient panel
border: 3px solid #559fd4; background: linear-gradient(135deg, #559fd4, #5F55D4);