#281df7
a balanced, electric blue · warm · closest name: blue
RGB
40, 29, 247
HSL
243°, 93%, 54%
CMYK
84, 88, 0, 3
Luminance
0.0805
Every format
| HEX | #281df7 |
| RGB | rgb(40, 29, 247) |
| HSL | hsl(243, 93%, 54%) |
| CMYK | cmyk(84%, 88%, 0%, 3%) |
| LAB | lab(34.1 71.8 -100.4) |
| LCH | lch(34.1 123.4 305.6) |
| OKLCH | oklch(0.464 0.290 268.6) |
Copy-ready code
/* CSS */
color: #281df7;
background-color: #281df7;
/* Tailwind (arbitrary) */
class="text-[#281df7] bg-[#281df7]"
/* SCSS */
$brand: #281df7;
/* SwiftUI */
Color(red: 0.157, green: 0.114, blue: 0.969)
/* Android */
Color.parseColor("#281df7")Accessibility — WCAG contrast
Aa
#281df7 on white: 8.05:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#281df7 on black: 2.61:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green11.4%
Blue96.9%
CMYK percentages
Cyan83.8%
Magenta88.3%
Yellow0.0%
Key (black)3.1%
Color previews
#281df7 text on a black background
contrast 2.61:1
Card sample
#281df7 text on a white background
contrast 8.05:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #281df7;
Background color
Panel with #281df7 background
background-color: #281df7;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #281df7;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 29, 247, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 29, 247, 0.45);
Border & gradient
Gradient panel
border: 3px solid #281df7; background: linear-gradient(135deg, #281df7, #B91DF7);