#577bfd
a light, electric blue · warm · closest name: royalblue
RGB
87, 123, 253
HSL
227°, 98%, 67%
CMYK
66, 51, 0, 1
Luminance
0.2328
Every format
| HEX | #577bfd |
| RGB | rgb(87, 123, 253) |
| HSL | hsl(227, 98%, 67%) |
| CMYK | cmyk(66%, 51%, 0%, 1%) |
| LAB | lab(55.4 28.0 -68.7) |
| LCH | lch(55.4 74.2 292.2) |
| OKLCH | oklch(0.625 0.197 268.5) |
Copy-ready code
/* CSS */
color: #577bfd;
background-color: #577bfd;
/* Tailwind (arbitrary) */
class="text-[#577bfd] bg-[#577bfd]"
/* SCSS */
$brand: #577bfd;
/* SwiftUI */
Color(red: 0.341, green: 0.482, blue: 0.992)
/* Android */
Color.parseColor("#577bfd")Accessibility — WCAG contrast
Aa
#577bfd on white: 3.71:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#577bfd on black: 5.66:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.1%
Green48.2%
Blue99.2%
CMYK percentages
Cyan65.6%
Magenta51.4%
Yellow0.0%
Key (black)0.8%
Color previews
#577bfd text on a black background
contrast 5.66:1
Card sample
#577bfd text on a white background
contrast 3.71:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #577bfd;
Background color
Panel with #577bfd background
background-color: #577bfd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #577bfd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(87, 123, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(87, 123, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #577bfd; background: linear-gradient(135deg, #577bfd, #A257FD);