#0033aa
a dark, electric blue · cool · closest name: navy
RGB
0, 51, 170
HSL
222°, 100%, 33%
CMYK
100, 70, 0, 33
Luminance
0.0527
Every format
| HEX | #0033aa |
| RGB | rgb(0, 51, 170) |
| HSL | hsl(222, 100%, 33%) |
| CMYK | cmyk(100%, 70%, 0%, 33%) |
| LAB | lab(27.5 35.6 -66.6) |
| LCH | lch(27.5 75.5 298.1) |
| OKLCH | oklch(0.389 0.195 262.9) |
Copy-ready code
/* CSS */
color: #0033aa;
background-color: #0033aa;
/* Tailwind (arbitrary) */
class="text-[#0033aa] bg-[#0033aa]"
/* SCSS */
$brand: #0033aa;
/* SwiftUI */
Color(red: 0.000, green: 0.200, blue: 0.667)
/* Android */
Color.parseColor("#0033aa")Accessibility — WCAG contrast
Aa
#0033aa on white: 10.22:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0033aa on black: 2.05:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green20.0%
Blue66.7%
CMYK percentages
Cyan100.0%
Magenta70.0%
Yellow0.0%
Key (black)33.3%
Color previews
#0033aa text on a black background
contrast 2.05:1
Card sample
#0033aa text on a white background
contrast 10.22:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0033aa;
Background color
Panel with #0033aa background
background-color: #0033aa;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0033aa;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 51, 170, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 51, 170, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0033aa; background: linear-gradient(135deg, #0033aa, #3E00AA);