#18d9da
a balanced, electric cyan · cool · closest name: turquoise
RGB
24, 217, 218
HSL
180°, 80%, 48%
CMYK
89, 1, 0, 15
Luminance
0.5488
Every format
| HEX | #18d9da |
| RGB | rgb(24, 217, 218) |
| HSL | hsl(180, 80%, 48%) |
| CMYK | cmyk(89%, 1%, 0%, 15%) |
| LAB | lab(79.0 -41.5 -12.8) |
| LCH | lch(79.0 43.5 197.2) |
| OKLCH | oklch(0.803 0.134 195.4) |
Copy-ready code
/* CSS */
color: #18d9da;
background-color: #18d9da;
/* Tailwind (arbitrary) */
class="text-[#18d9da] bg-[#18d9da]"
/* SCSS */
$brand: #18d9da;
/* SwiftUI */
Color(red: 0.094, green: 0.851, blue: 0.855)
/* Android */
Color.parseColor("#18d9da")Accessibility — WCAG contrast
Aa
#18d9da on white: 1.75:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#18d9da on black: 11.98:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.4%
Green85.1%
Blue85.5%
CMYK percentages
Cyan89.0%
Magenta0.5%
Yellow0.0%
Key (black)14.5%
Color previews
#18d9da text on a black background
contrast 11.98:1
Card sample
#18d9da text on a white background
contrast 1.75:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #18d9da;
Background color
Panel with #18d9da background
background-color: #18d9da;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #18d9da;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(24, 217, 218, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(24, 217, 218, 0.45);
Border & gradient
Gradient panel
border: 3px solid #18d9da; background: linear-gradient(135deg, #18d9da, #1858DA);