#3955fd
a balanced, electric blue · warm · closest name: royalblue
RGB
57, 85, 253
HSL
231°, 98%, 61%
CMYK
78, 66, 0, 1
Luminance
0.1446
Every format
| HEX | #3955fd |
| RGB | rgb(57, 85, 253) |
| HSL | hsl(231, 98%, 61%) |
| CMYK | cmyk(78%, 66%, 0%, 1%) |
| LAB | lab(44.9 47.6 -85.8) |
| LCH | lch(44.9 98.1 299.0) |
| OKLCH | oklch(0.544 0.249 268.6) |
Copy-ready code
/* CSS */
color: #3955fd;
background-color: #3955fd;
/* Tailwind (arbitrary) */
class="text-[#3955fd] bg-[#3955fd]"
/* SCSS */
$brand: #3955fd;
/* SwiftUI */
Color(red: 0.224, green: 0.333, blue: 0.992)
/* Android */
Color.parseColor("#3955fd")Accessibility — WCAG contrast
Aa
#3955fd on white: 5.40:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3955fd on black: 3.89:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green33.3%
Blue99.2%
CMYK percentages
Cyan77.5%
Magenta66.4%
Yellow0.0%
Key (black)0.8%
Color previews
#3955fd text on a black background
contrast 3.89:1
Card sample
#3955fd text on a white background
contrast 5.40:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3955fd;
Background color
Panel with #3955fd background
background-color: #3955fd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3955fd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 85, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 85, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3955fd; background: linear-gradient(135deg, #3955fd, #A039FD);