#283eff
a balanced, electric blue · warm · closest name: blue
RGB
40, 62, 255
HSL
234°, 100%, 58%
CMYK
84, 76, 0, 0
Luminance
0.1112
Every format
| HEX | #283eff |
| RGB | rgb(40, 62, 255) |
| HSL | hsl(234, 100%, 58%) |
| CMYK | cmyk(84%, 76%, 0%, 0%) |
| LAB | lab(39.8 60.1 -95.4) |
| LCH | lch(39.8 112.8 302.2) |
| OKLCH | oklch(0.506 0.277 267.4) |
Copy-ready code
/* CSS */
color: #283eff;
background-color: #283eff;
/* Tailwind (arbitrary) */
class="text-[#283eff] bg-[#283eff]"
/* SCSS */
$brand: #283eff;
/* SwiftUI */
Color(red: 0.157, green: 0.243, blue: 1.000)
/* Android */
Color.parseColor("#283eff")Accessibility — WCAG contrast
Aa
#283eff on white: 6.52:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#283eff on black: 3.22:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green24.3%
Blue100.0%
CMYK percentages
Cyan84.3%
Magenta75.7%
Yellow0.0%
Key (black)0.0%
Color previews
#283eff text on a black background
contrast 3.22:1
Card sample
#283eff text on a white background
contrast 6.52:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #283eff;
Background color
Panel with #283eff background
background-color: #283eff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #283eff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 62, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 62, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #283eff; background: linear-gradient(135deg, #283eff, #A128FF);