#3974f2
a balanced, electric blue · cool · closest name: royalblue
RGB
57, 116, 242
HSL
221°, 88%, 59%
CMYK
76, 52, 0, 5
Luminance
0.1977
Every format
| HEX | #3974f2 |
| RGB | rgb(57, 116, 242) |
| HSL | hsl(221, 88%, 59%) |
| CMYK | cmyk(76%, 52%, 0%, 5%) |
| LAB | lab(51.6 24.6 -68.8) |
| LCH | lch(51.6 73.0 289.7) |
| OKLCH | oklch(0.591 0.200 262.9) |
Copy-ready code
/* CSS */
color: #3974f2;
background-color: #3974f2;
/* Tailwind (arbitrary) */
class="text-[#3974f2] bg-[#3974f2]"
/* SCSS */
$brand: #3974f2;
/* SwiftUI */
Color(red: 0.224, green: 0.455, blue: 0.949)
/* Android */
Color.parseColor("#3974f2")Accessibility — WCAG contrast
Aa
#3974f2 on white: 4.24:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3974f2 on black: 4.95:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green45.5%
Blue94.9%
CMYK percentages
Cyan76.4%
Magenta52.1%
Yellow0.0%
Key (black)5.1%
Color previews
#3974f2 text on a black background
contrast 4.95:1
Card sample
#3974f2 text on a white background
contrast 4.24:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3974f2;
Background color
Panel with #3974f2 background
background-color: #3974f2;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3974f2;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 116, 242, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 116, 242, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3974f2; background: linear-gradient(135deg, #3974f2, #7939F2);