#0000cc
a dark, electric blue · warm · closest name: blue
RGB
0, 0, 204
HSL
240°, 100%, 40%
CMYK
100, 100, 0, 20
Luminance
0.0436
Every format
| HEX | #0000cc |
| RGB | rgb(0, 0, 204) |
| HSL | hsl(240, 100%, 40%) |
| CMYK | cmyk(100%, 100%, 0%, 20%) |
| LAB | lab(24.8 66.9 -91.2) |
| LCH | lch(24.8 113.1 306.3) |
| OKLCH | oklch(0.382 0.265 264.1) |
Copy-ready code
/* CSS */
color: #0000cc;
background-color: #0000cc;
/* Tailwind (arbitrary) */
class="text-[#0000cc] bg-[#0000cc]"
/* SCSS */
$brand: #0000cc;
/* SwiftUI */
Color(red: 0.000, green: 0.000, blue: 0.800)
/* Android */
Color.parseColor("#0000cc")Accessibility — WCAG contrast
Aa
#0000cc on white: 11.22:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0000cc on black: 1.87:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green0.0%
Blue80.0%
CMYK percentages
Cyan100.0%
Magenta100.0%
Yellow0.0%
Key (black)20.0%
Color previews
#0000cc text on a black background
contrast 1.87:1
Card sample
#0000cc text on a white background
contrast 11.22:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0000cc;
Background color
Panel with #0000cc background
background-color: #0000cc;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0000cc;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 0, 204, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 0, 204, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0000cc; background: linear-gradient(135deg, #0000cc, #8800CC);