#3399aa
a dark, vivid cyan · cool · closest name: teal
RGB
51, 153, 170
HSL
189°, 54%, 43%
CMYK
70, 10, 0, 33
Luminance
0.2639
Every format
| HEX | #3399aa |
| RGB | rgb(51, 153, 170) |
| HSL | hsl(189, 54%, 43%) |
| CMYK | cmyk(70%, 10%, 0%, 33%) |
| LAB | lab(58.4 -23.3 -17.4) |
| LCH | lch(58.4 29.0 216.8) |
| OKLCH | oklch(0.632 0.094 210.8) |
Copy-ready code
/* CSS */
color: #3399aa;
background-color: #3399aa;
/* Tailwind (arbitrary) */
class="text-[#3399aa] bg-[#3399aa]"
/* SCSS */
$brand: #3399aa;
/* SwiftUI */
Color(red: 0.200, green: 0.600, blue: 0.667)
/* Android */
Color.parseColor("#3399aa")Accessibility — WCAG contrast
Aa
#3399aa on white: 3.35:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3399aa on black: 6.28:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green60.0%
Blue66.7%
CMYK percentages
Cyan70.0%
Magenta10.0%
Yellow0.0%
Key (black)33.3%
Color previews
#3399aa text on a black background
contrast 6.28:1
Card sample
#3399aa text on a white background
contrast 3.35:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3399aa;
Background color
Panel with #3399aa background
background-color: #3399aa;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3399aa;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 153, 170, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 153, 170, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3399aa; background: linear-gradient(135deg, #3399aa, #334AAA);