#577cf0
a balanced, electric blue · warm · closest name: royalblue
RGB
87, 124, 240
HSL
226°, 84%, 64%
CMYK
64, 48, 0, 6
Luminance
0.2273
Every format
| HEX | #577cf0 |
| RGB | rgb(87, 124, 240) |
| HSL | hsl(226, 84%, 64%) |
| CMYK | cmyk(64%, 48%, 0%, 6%) |
| LAB | lab(54.8 23.0 -62.4) |
| LCH | lch(54.8 66.5 290.2) |
| OKLCH | oklch(0.619 0.179 267.6) |
Copy-ready code
/* CSS */
color: #577cf0;
background-color: #577cf0;
/* Tailwind (arbitrary) */
class="text-[#577cf0] bg-[#577cf0]"
/* SCSS */
$brand: #577cf0;
/* SwiftUI */
Color(red: 0.341, green: 0.486, blue: 0.941)
/* Android */
Color.parseColor("#577cf0")Accessibility — WCAG contrast
Aa
#577cf0 on white: 3.79:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#577cf0 on black: 5.55:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.1%
Green48.6%
Blue94.1%
CMYK percentages
Cyan63.7%
Magenta48.3%
Yellow0.0%
Key (black)5.9%
Color previews
#577cf0 text on a black background
contrast 5.55:1
Card sample
#577cf0 text on a white background
contrast 3.79:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #577cf0;
Background color
Panel with #577cf0 background
background-color: #577cf0;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #577cf0;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(87, 124, 240, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(87, 124, 240, 0.45);
Border & gradient
Gradient panel
border: 3px solid #577cf0; background: linear-gradient(135deg, #577cf0, #9857F0);