#28dfad
a balanced, vivid cyan · cool · closest name: aquamarine
RGB
40, 223, 173
HSL
164°, 74%, 52%
CMYK
82, 0, 22, 13
Luminance
0.5624
Every format
| HEX | #28dfad |
| RGB | rgb(40, 223, 173) |
| HSL | hsl(164, 74%, 52%) |
| CMYK | cmyk(82%, 0%, 22%, 13%) |
| LAB | lab(79.8 -55.0 12.3) |
| LCH | lch(79.8 56.4 167.4) |
| OKLCH | oklch(0.806 0.156 168.4) |
Copy-ready code
/* CSS */
color: #28dfad;
background-color: #28dfad;
/* Tailwind (arbitrary) */
class="text-[#28dfad] bg-[#28dfad]"
/* SCSS */
$brand: #28dfad;
/* SwiftUI */
Color(red: 0.157, green: 0.875, blue: 0.678)
/* Android */
Color.parseColor("#28dfad")Accessibility — WCAG contrast
Aa
#28dfad on white: 1.71:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#28dfad on black: 12.25:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green87.5%
Blue67.8%
CMYK percentages
Cyan82.1%
Magenta0.0%
Yellow22.4%
Key (black)12.5%
Color previews
#28dfad text on a black background
contrast 12.25:1
Card sample
#28dfad text on a white background
contrast 1.71:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28dfad;
Background color
Panel with #28dfad background
background-color: #28dfad;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28dfad;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 223, 173, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 223, 173, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28dfad; background: linear-gradient(135deg, #28dfad, #2897DF);