#0033dd
a dark, electric blue · warm · closest name: navy
RGB
0, 51, 221
HSL
226°, 100%, 43%
CMYK
100, 77, 0, 13
Luminance
0.0759
Every format
| HEX | #0033dd |
| RGB | rgb(0, 51, 221) |
| HSL | hsl(226, 100%, 43%) |
| CMYK | cmyk(100%, 77%, 0%, 13%) |
| LAB | lab(33.1 53.8 -87.2) |
| LCH | lch(33.1 102.5 301.7) |
| OKLCH | oklch(0.446 0.255 263.9) |
Copy-ready code
/* CSS */
color: #0033dd;
background-color: #0033dd;
/* Tailwind (arbitrary) */
class="text-[#0033dd] bg-[#0033dd]"
/* SCSS */
$brand: #0033dd;
/* SwiftUI */
Color(red: 0.000, green: 0.200, blue: 0.867)
/* Android */
Color.parseColor("#0033dd")Accessibility — WCAG contrast
Aa
#0033dd on white: 8.34:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0033dd on black: 2.52:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green20.0%
Blue86.7%
CMYK percentages
Cyan100.0%
Magenta76.9%
Yellow0.0%
Key (black)13.3%
Color previews
#0033dd text on a black background
contrast 2.52:1
Card sample
#0033dd text on a white background
contrast 8.34:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0033dd;
Background color
Panel with #0033dd background
background-color: #0033dd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0033dd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 51, 221, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 51, 221, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0033dd; background: linear-gradient(135deg, #0033dd, #6000DD);