#587df0
a balanced, electric blue · warm · closest name: royalblue
RGB
88, 125, 240
HSL
225°, 84%, 64%
CMYK
63, 48, 0, 6
Luminance
0.2303
Every format
| HEX | #587df0 |
| RGB | rgb(88, 125, 240) |
| HSL | hsl(225, 84%, 64%) |
| CMYK | cmyk(63%, 48%, 0%, 6%) |
| LAB | lab(55.1 22.5 -61.9) |
| LCH | lch(55.1 65.8 290.0) |
| OKLCH | oklch(0.621 0.177 267.6) |
Copy-ready code
/* CSS */
color: #587df0;
background-color: #587df0;
/* Tailwind (arbitrary) */
class="text-[#587df0] bg-[#587df0]"
/* SCSS */
$brand: #587df0;
/* SwiftUI */
Color(red: 0.345, green: 0.490, blue: 0.941)
/* Android */
Color.parseColor("#587df0")Accessibility — WCAG contrast
Aa
#587df0 on white: 3.75:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#587df0 on black: 5.61:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.5%
Green49.0%
Blue94.1%
CMYK percentages
Cyan63.3%
Magenta47.9%
Yellow0.0%
Key (black)5.9%
Color previews
#587df0 text on a black background
contrast 5.61:1
Card sample
#587df0 text on a white background
contrast 3.75:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #587df0;
Background color
Panel with #587df0 background
background-color: #587df0;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #587df0;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(88, 125, 240, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(88, 125, 240, 0.45);
Border & gradient
Gradient panel
border: 3px solid #587df0; background: linear-gradient(135deg, #587df0, #9858F0);