#3f7df4
a balanced, electric blue · cool · closest name: royalblue
RGB
63, 125, 244
HSL
219°, 89%, 60%
CMYK
74, 49, 0, 4
Luminance
0.2226
Every format
| HEX | #3f7df4 |
| RGB | rgb(63, 125, 244) |
| HSL | hsl(219, 89%, 60%) |
| CMYK | cmyk(74%, 49%, 0%, 4%) |
| LAB | lab(54.3 20.4 -65.5) |
| LCH | lch(54.3 68.5 287.3) |
| OKLCH | oklch(0.613 0.190 261.8) |
Copy-ready code
/* CSS */
color: #3f7df4;
background-color: #3f7df4;
/* Tailwind (arbitrary) */
class="text-[#3f7df4] bg-[#3f7df4]"
/* SCSS */
$brand: #3f7df4;
/* SwiftUI */
Color(red: 0.247, green: 0.490, blue: 0.957)
/* Android */
Color.parseColor("#3f7df4")Accessibility — WCAG contrast
Aa
#3f7df4 on white: 3.85:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3f7df4 on black: 5.45:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green49.0%
Blue95.7%
CMYK percentages
Cyan74.2%
Magenta48.8%
Yellow0.0%
Key (black)4.3%
Color previews
#3f7df4 text on a black background
contrast 5.45:1
Card sample
#3f7df4 text on a white background
contrast 3.85:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f7df4;
Background color
Panel with #3f7df4 background
background-color: #3f7df4;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f7df4;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 125, 244, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 125, 244, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f7df4; background: linear-gradient(135deg, #3f7df4, #7A3FF4);