#333366
a dark, soft blue · warm · closest name: midnightblue
RGB
51, 51, 102
HSL
240°, 33%, 30%
CMYK
50, 50, 0, 60
Luminance
0.0403
Every format
| HEX | #333366 |
| RGB | rgb(51, 51, 102) |
| HSL | hsl(240, 33%, 30%) |
| CMYK | cmyk(50%, 50%, 0%, 60%) |
| LAB | lab(23.8 15.3 -30.1) |
| LCH | lch(23.8 33.8 296.9) |
| OKLCH | oklch(0.349 0.087 280.9) |
Copy-ready code
/* CSS */
color: #333366;
background-color: #333366;
/* Tailwind (arbitrary) */
class="text-[#333366] bg-[#333366]"
/* SCSS */
$brand: #333366;
/* SwiftUI */
Color(red: 0.200, green: 0.200, blue: 0.400)
/* Android */
Color.parseColor("#333366")Accessibility — WCAG contrast
Aa
#333366 on white: 11.63:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#333366 on black: 1.81:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green20.0%
Blue40.0%
CMYK percentages
Cyan50.0%
Magenta50.0%
Yellow0.0%
Key (black)60.0%
Color previews
#333366 text on a black background
contrast 1.81:1
Card sample
#333366 text on a white background
contrast 11.63:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #333366;
Background color
Panel with #333366 background
background-color: #333366;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #333366;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 51, 102, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 51, 102, 0.45);
Border & gradient
Gradient panel
border: 3px solid #333366; background: linear-gradient(135deg, #333366, #553366);