#588dbb
a balanced, soft blue · cool · closest name: steelblue
RGB
88, 141, 187
HSL
208°, 42%, 54%
CMYK
53, 25, 0, 27
Luminance
0.2471
Every format
| HEX | #588dbb |
| RGB | rgb(88, 141, 187) |
| HSL | hsl(208, 42%, 54%) |
| CMYK | cmyk(53%, 25%, 0%, 27%) |
| LAB | lab(56.8 -4.4 -29.4) |
| LCH | lch(56.8 29.7 261.5) |
| OKLCH | oklch(0.625 0.090 246.1) |
Copy-ready code
/* CSS */
color: #588dbb;
background-color: #588dbb;
/* Tailwind (arbitrary) */
class="text-[#588dbb] bg-[#588dbb]"
/* SCSS */
$brand: #588dbb;
/* SwiftUI */
Color(red: 0.345, green: 0.553, blue: 0.733)
/* Android */
Color.parseColor("#588dbb")Accessibility — WCAG contrast
Aa
#588dbb on white: 3.53:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#588dbb on black: 5.94:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.5%
Green55.3%
Blue73.3%
CMYK percentages
Cyan52.9%
Magenta24.6%
Yellow0.0%
Key (black)26.7%
Color previews
#588dbb text on a black background
contrast 5.94:1
Card sample
#588dbb text on a white background
contrast 3.53:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #588dbb;
Background color
Panel with #588dbb background
background-color: #588dbb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #588dbb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(88, 141, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(88, 141, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #588dbb; background: linear-gradient(135deg, #588dbb, #6558BB);