#284df2
a balanced, electric blue · warm · closest name: royalblue
RGB
40, 77, 242
HSL
229°, 89%, 55%
CMYK
84, 68, 0, 5
Luminance
0.1217
Every format
| HEX | #284df2 |
| RGB | rgb(40, 77, 242) |
| HSL | hsl(229, 89%, 55%) |
| CMYK | cmyk(84%, 68%, 0%, 5%) |
| LAB | lab(41.5 47.4 -85.3) |
| LCH | lch(41.5 97.5 299.1) |
| OKLCH | oklch(0.514 0.248 266.5) |
Copy-ready code
/* CSS */
color: #284df2;
background-color: #284df2;
/* Tailwind (arbitrary) */
class="text-[#284df2] bg-[#284df2]"
/* SCSS */
$brand: #284df2;
/* SwiftUI */
Color(red: 0.157, green: 0.302, blue: 0.949)
/* Android */
Color.parseColor("#284df2")Accessibility — WCAG contrast
Aa
#284df2 on white: 6.12:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#284df2 on black: 3.43:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green30.2%
Blue94.9%
CMYK percentages
Cyan83.5%
Magenta68.2%
Yellow0.0%
Key (black)5.1%
Color previews
#284df2 text on a black background
contrast 3.43:1
Card sample
#284df2 text on a white background
contrast 6.12:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #284df2;
Background color
Panel with #284df2 background
background-color: #284df2;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #284df2;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 77, 242, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 77, 242, 0.45);
Border & gradient
Gradient panel
border: 3px solid #284df2; background: linear-gradient(135deg, #284df2, #8A28F2);