#3f7af0
a balanced, electric blue · cool · closest name: royalblue
RGB
63, 122, 240
HSL
220°, 86%, 59%
CMYK
74, 49, 0, 6
Luminance
0.2127
Every format
| HEX | #3f7af0 |
| RGB | rgb(63, 122, 240) |
| HSL | hsl(220, 86%, 59%) |
| CMYK | cmyk(74%, 49%, 0%, 6%) |
| LAB | lab(53.2 20.8 -64.9) |
| LCH | lch(53.2 68.2 287.7) |
| OKLCH | oklch(0.604 0.188 262.3) |
Copy-ready code
/* CSS */
color: #3f7af0;
background-color: #3f7af0;
/* Tailwind (arbitrary) */
class="text-[#3f7af0] bg-[#3f7af0]"
/* SCSS */
$brand: #3f7af0;
/* SwiftUI */
Color(red: 0.247, green: 0.478, blue: 0.941)
/* Android */
Color.parseColor("#3f7af0")Accessibility — WCAG contrast
Aa
#3f7af0 on white: 4.00:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3f7af0 on black: 5.25:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green47.8%
Blue94.1%
CMYK percentages
Cyan73.8%
Magenta49.2%
Yellow0.0%
Key (black)5.9%
Color previews
#3f7af0 text on a black background
contrast 5.25:1
Card sample
#3f7af0 text on a white background
contrast 4.00:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f7af0;
Background color
Panel with #3f7af0 background
background-color: #3f7af0;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f7af0;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 122, 240, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 122, 240, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f7af0; background: linear-gradient(135deg, #3f7af0, #7A3FF0);