#28cdda
a balanced, vivid cyan · cool · closest name: turquoise
RGB
40, 205, 218
HSL
184°, 71%, 51%
CMYK
82, 6, 0, 15
Luminance
0.4918
Every format
| HEX | #28cdda |
| RGB | rgb(40, 205, 218) |
| HSL | hsl(184, 71%, 51%) |
| CMYK | cmyk(82%, 6%, 0%, 15%) |
| LAB | lab(75.6 -35.0 -17.9) |
| LCH | lch(75.6 39.4 207.1) |
| OKLCH | oklch(0.776 0.126 203.4) |
Copy-ready code
/* CSS */
color: #28cdda;
background-color: #28cdda;
/* Tailwind (arbitrary) */
class="text-[#28cdda] bg-[#28cdda]"
/* SCSS */
$brand: #28cdda;
/* SwiftUI */
Color(red: 0.157, green: 0.804, blue: 0.855)
/* Android */
Color.parseColor("#28cdda")Accessibility — WCAG contrast
Aa
#28cdda on white: 1.94:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#28cdda on black: 10.84:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green80.4%
Blue85.5%
CMYK percentages
Cyan81.7%
Magenta6.0%
Yellow0.0%
Key (black)14.5%
Color previews
#28cdda text on a black background
contrast 10.84:1
Card sample
#28cdda text on a white background
contrast 1.94:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28cdda;
Background color
Panel with #28cdda background
background-color: #28cdda;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28cdda;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 205, 218, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 205, 218, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28cdda; background: linear-gradient(135deg, #28cdda, #2856DA);