#0011dd
a dark, electric blue · warm · closest name: blue
RGB
0, 17, 221
HSL
235°, 100%, 43%
CMYK
100, 92, 0, 13
Luminance
0.0562
Every format
| HEX | #0011dd |
| RGB | rgb(0, 17, 221) |
| HSL | hsl(235, 100%, 43%) |
| CMYK | cmyk(100%, 92%, 0%, 13%) |
| LAB | lab(28.4 67.7 -95.0) |
| LCH | lch(28.4 116.7 305.5) |
| OKLCH | oklch(0.413 0.276 264.2) |
Copy-ready code
/* CSS */
color: #0011dd;
background-color: #0011dd;
/* Tailwind (arbitrary) */
class="text-[#0011dd] bg-[#0011dd]"
/* SCSS */
$brand: #0011dd;
/* SwiftUI */
Color(red: 0.000, green: 0.067, blue: 0.867)
/* Android */
Color.parseColor("#0011dd")Accessibility — WCAG contrast
Aa
#0011dd on white: 9.89:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0011dd on black: 2.12:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green6.7%
Blue86.7%
CMYK percentages
Cyan100.0%
Magenta92.3%
Yellow0.0%
Key (black)13.3%
Color previews
#0011dd text on a black background
contrast 2.12:1
Card sample
#0011dd text on a white background
contrast 9.89:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0011dd;
Background color
Panel with #0011dd background
background-color: #0011dd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0011dd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 17, 221, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 17, 221, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0011dd; background: linear-gradient(135deg, #0011dd, #8200DD);