#28f0cd
a balanced, electric cyan · cool · closest name: aquamarine
RGB
40, 240, 205
HSL
170°, 87%, 55%
CMYK
83, 0, 15, 6
Luminance
0.6718
Every format
| HEX | #28f0cd |
| RGB | rgb(40, 240, 205) |
| HSL | hsl(170, 87%, 55%) |
| CMYK | cmyk(83%, 0%, 15%, 6%) |
| LAB | lab(85.6 -53.9 3.8) |
| LCH | lch(85.6 54.0 175.9) |
| OKLCH | oklch(0.857 0.154 176.5) |
Copy-ready code
/* CSS */
color: #28f0cd;
background-color: #28f0cd;
/* Tailwind (arbitrary) */
class="text-[#28f0cd] bg-[#28f0cd]"
/* SCSS */
$brand: #28f0cd;
/* SwiftUI */
Color(red: 0.157, green: 0.941, blue: 0.804)
/* Android */
Color.parseColor("#28f0cd")Accessibility — WCAG contrast
Aa
#28f0cd on white: 1.45:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#28f0cd on black: 14.44:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green94.1%
Blue80.4%
CMYK percentages
Cyan83.3%
Magenta0.0%
Yellow14.6%
Key (black)5.9%
Color previews
#28f0cd text on a black background
contrast 14.44:1
Card sample
#28f0cd text on a white background
contrast 1.45:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28f0cd;
Background color
Panel with #28f0cd background
background-color: #28f0cd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28f0cd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 240, 205, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 240, 205, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28f0cd; background: linear-gradient(135deg, #28f0cd, #288EF0);