#28dbb1
a balanced, vivid cyan · cool · closest name: aquamarine
RGB
40, 219, 177
HSL
166°, 71%, 51%
CMYK
82, 0, 19, 14
Luminance
0.5429
Every format
| HEX | #28dbb1 |
| RGB | rgb(40, 219, 177) |
| HSL | hsl(166, 71%, 51%) |
| CMYK | cmyk(82%, 0%, 19%, 14%) |
| LAB | lab(78.6 -52.5 8.6) |
| LCH | lch(78.6 53.2 170.7) |
| OKLCH | oklch(0.797 0.148 171.5) |
Copy-ready code
/* CSS */
color: #28dbb1;
background-color: #28dbb1;
/* Tailwind (arbitrary) */
class="text-[#28dbb1] bg-[#28dbb1]"
/* SCSS */
$brand: #28dbb1;
/* SwiftUI */
Color(red: 0.157, green: 0.859, blue: 0.694)
/* Android */
Color.parseColor("#28dbb1")Accessibility — WCAG contrast
Aa
#28dbb1 on white: 1.77:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#28dbb1 on black: 11.86:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green85.9%
Blue69.4%
CMYK percentages
Cyan81.7%
Magenta0.0%
Yellow19.2%
Key (black)14.1%
Color previews
#28dbb1 text on a black background
contrast 11.86:1
Card sample
#28dbb1 text on a white background
contrast 1.77:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28dbb1;
Background color
Panel with #28dbb1 background
background-color: #28dbb1;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28dbb1;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 219, 177, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 219, 177, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28dbb1; background: linear-gradient(135deg, #28dbb1, #288EDB);