#577ffd
a light, electric blue · warm · closest name: royalblue
RGB
87, 127, 253
HSL
226°, 98%, 67%
CMYK
66, 50, 0, 1
Luminance
0.2430
Every format
| HEX | #577ffd |
| RGB | rgb(87, 127, 253) |
| HSL | hsl(226, 98%, 67%) |
| CMYK | cmyk(66%, 50%, 0%, 1%) |
| LAB | lab(56.4 25.6 -67.0) |
| LCH | lch(56.4 71.7 290.9) |
| OKLCH | oklch(0.633 0.193 267.4) |
Copy-ready code
/* CSS */
color: #577ffd;
background-color: #577ffd;
/* Tailwind (arbitrary) */
class="text-[#577ffd] bg-[#577ffd]"
/* SCSS */
$brand: #577ffd;
/* SwiftUI */
Color(red: 0.341, green: 0.498, blue: 0.992)
/* Android */
Color.parseColor("#577ffd")Accessibility — WCAG contrast
Aa
#577ffd on white: 3.58:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#577ffd on black: 5.86:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.1%
Green49.8%
Blue99.2%
CMYK percentages
Cyan65.6%
Magenta49.8%
Yellow0.0%
Key (black)0.8%
Color previews
#577ffd text on a black background
contrast 5.86:1
Card sample
#577ffd text on a white background
contrast 3.58:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #577ffd;
Background color
Panel with #577ffd background
background-color: #577ffd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #577ffd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(87, 127, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(87, 127, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #577ffd; background: linear-gradient(135deg, #577ffd, #9E57FD);