#66aa88
a balanced, soft green · cool · closest name: seagreen
RGB
102, 170, 136
HSL
150°, 29%, 53%
CMYK
40, 0, 20, 33
Luminance
0.3335
Every format
| HEX | #66aa88 |
| RGB | rgb(102, 170, 136) |
| HSL | hsl(150, 29%, 53%) |
| CMYK | cmyk(40%, 0%, 20%, 33%) |
| LAB | lab(64.4 -29.4 10.8) |
| LCH | lch(64.4 31.3 159.8) |
| OKLCH | oklch(0.683 0.086 161.2) |
Copy-ready code
/* CSS */
color: #66aa88;
background-color: #66aa88;
/* Tailwind (arbitrary) */
class="text-[#66aa88] bg-[#66aa88]"
/* SCSS */
$brand: #66aa88;
/* SwiftUI */
Color(red: 0.400, green: 0.667, blue: 0.533)
/* Android */
Color.parseColor("#66aa88")Accessibility — WCAG contrast
Aa
#66aa88 on white: 2.74:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#66aa88 on black: 7.67:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green66.7%
Blue53.3%
CMYK percentages
Cyan40.0%
Magenta0.0%
Yellow20.0%
Key (black)33.3%
Color previews
#66aa88 text on a black background
contrast 7.67:1
Card sample
#66aa88 text on a white background
contrast 2.74:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #66aa88;
Background color
Panel with #66aa88 background
background-color: #66aa88;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #66aa88;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 170, 136, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 170, 136, 0.45);
Border & gradient
Gradient panel
border: 3px solid #66aa88; background: linear-gradient(135deg, #66aa88, #669FAA);