#040cd2
a dark, electric blue · warm · closest name: blue
RGB
4, 12, 210
HSL
238°, 96%, 42%
CMYK
98, 94, 0, 18
Luminance
0.0494
Every format
| HEX | #040cd2 |
| RGB | rgb(4, 12, 210) |
| HSL | hsl(238, 96%, 42%) |
| CMYK | cmyk(98%, 94%, 0%, 18%) |
| LAB | lab(26.6 66.0 -91.8) |
| LCH | lch(26.6 113.0 305.7) |
| OKLCH | oklch(0.396 0.266 264.5) |
Copy-ready code
/* CSS */
color: #040cd2;
background-color: #040cd2;
/* Tailwind (arbitrary) */
class="text-[#040cd2] bg-[#040cd2]"
/* SCSS */
$brand: #040cd2;
/* SwiftUI */
Color(red: 0.016, green: 0.047, blue: 0.824)
/* Android */
Color.parseColor("#040cd2")Accessibility — WCAG contrast
Aa
#040cd2 on white: 10.56:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#040cd2 on black: 1.99:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.6%
Green4.7%
Blue82.4%
CMYK percentages
Cyan98.1%
Magenta94.3%
Yellow0.0%
Key (black)17.6%
Color previews
#040cd2 text on a black background
contrast 1.99:1
Card sample
#040cd2 text on a white background
contrast 10.56:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #040cd2;
Background color
Panel with #040cd2 background
background-color: #040cd2;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #040cd2;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(4, 12, 210, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(4, 12, 210, 0.45);
Border & gradient
Gradient panel
border: 3px solid #040cd2; background: linear-gradient(135deg, #040cd2, #8604D2);