#28b48c
a dark, vivid cyan · cool · closest name: seagreen
RGB
40, 180, 140
HSL
163°, 64%, 43%
CMYK
78, 0, 22, 29
Luminance
0.3499
Every format
| HEX | #28b48c |
| RGB | rgb(40, 180, 140) |
| HSL | hsl(163, 64%, 43%) |
| CMYK | cmyk(78%, 0%, 22%, 29%) |
| LAB | lab(65.7 -45.7 10.2) |
| LCH | lch(65.7 46.8 167.4) |
| OKLCH | oklch(0.689 0.129 168.4) |
Copy-ready code
/* CSS */
color: #28b48c;
background-color: #28b48c;
/* Tailwind (arbitrary) */
class="text-[#28b48c] bg-[#28b48c]"
/* SCSS */
$brand: #28b48c;
/* SwiftUI */
Color(red: 0.157, green: 0.706, blue: 0.549)
/* Android */
Color.parseColor("#28b48c")Accessibility — WCAG contrast
Aa
#28b48c on white: 2.63:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#28b48c on black: 8.00:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green70.6%
Blue54.9%
CMYK percentages
Cyan77.8%
Magenta0.0%
Yellow22.2%
Key (black)29.4%
Color previews
#28b48c text on a black background
contrast 8.00:1
Card sample
#28b48c text on a white background
contrast 2.63:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28b48c;
Background color
Panel with #28b48c background
background-color: #28b48c;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28b48c;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 180, 140, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 180, 140, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28b48c; background: linear-gradient(135deg, #28b48c, #287EB4);