#588cda
a balanced, vivid blue · cool · closest name: steelblue
RGB
88, 140, 218
HSL
216°, 64%, 60%
CMYK
60, 36, 0, 15
Luminance
0.2589
Every format
| HEX | #588cda |
| RGB | rgb(88, 140, 218) |
| HSL | hsl(216, 64%, 60%) |
| CMYK | cmyk(60%, 36%, 0%, 15%) |
| LAB | lab(57.9 6.1 -45.1) |
| LCH | lch(57.9 45.5 277.7) |
| OKLCH | oklch(0.639 0.131 258.3) |
Copy-ready code
/* CSS */
color: #588cda;
background-color: #588cda;
/* Tailwind (arbitrary) */
class="text-[#588cda] bg-[#588cda]"
/* SCSS */
$brand: #588cda;
/* SwiftUI */
Color(red: 0.345, green: 0.549, blue: 0.855)
/* Android */
Color.parseColor("#588cda")Accessibility — WCAG contrast
Aa
#588cda on white: 3.40:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#588cda on black: 6.18:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.5%
Green54.9%
Blue85.5%
CMYK percentages
Cyan59.6%
Magenta35.8%
Yellow0.0%
Key (black)14.5%
Color previews
#588cda text on a black background
contrast 6.18:1
Card sample
#588cda text on a white background
contrast 3.40:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #588cda;
Background color
Panel with #588cda background
background-color: #588cda;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #588cda;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(88, 140, 218, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(88, 140, 218, 0.45);
Border & gradient
Gradient panel
border: 3px solid #588cda; background: linear-gradient(135deg, #588cda, #7B58DA);