#3979f2
a balanced, electric blue · cool · closest name: royalblue
RGB
57, 121, 242
HSL
219°, 88%, 59%
CMYK
76, 50, 0, 5
Luminance
0.2096
Every format
| HEX | #3979f2 |
| RGB | rgb(57, 121, 242) |
| HSL | hsl(219, 88%, 59%) |
| CMYK | cmyk(76%, 50%, 0%, 5%) |
| LAB | lab(52.9 21.4 -66.6) |
| LCH | lch(52.9 70.0 287.8) |
| OKLCH | oklch(0.601 0.194 261.6) |
Copy-ready code
/* CSS */
color: #3979f2;
background-color: #3979f2;
/* Tailwind (arbitrary) */
class="text-[#3979f2] bg-[#3979f2]"
/* SCSS */
$brand: #3979f2;
/* SwiftUI */
Color(red: 0.224, green: 0.475, blue: 0.949)
/* Android */
Color.parseColor("#3979f2")Accessibility — WCAG contrast
Aa
#3979f2 on white: 4.05:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3979f2 on black: 5.19:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green47.5%
Blue94.9%
CMYK percentages
Cyan76.4%
Magenta50.0%
Yellow0.0%
Key (black)5.1%
Color previews
#3979f2 text on a black background
contrast 5.19:1
Card sample
#3979f2 text on a white background
contrast 4.05:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3979f2;
Background color
Panel with #3979f2 background
background-color: #3979f2;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3979f2;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 121, 242, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 121, 242, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3979f2; background: linear-gradient(135deg, #3979f2, #7439F2);