#23f9da
a balanced, electric cyan · cool · closest name: aquamarine
RGB
35, 249, 218
HSL
171°, 95%, 56%
CMYK
86, 0, 12, 2
Luminance
0.7317
Every format
| HEX | #23f9da |
| RGB | rgb(35, 249, 218) |
| HSL | hsl(171, 95%, 56%) |
| CMYK | cmyk(86%, 0%, 12%, 2%) |
| LAB | lab(88.5 -54.5 1.3) |
| LCH | lch(88.5 54.6 178.6) |
| OKLCH | oklch(0.881 0.157 179.1) |
Copy-ready code
/* CSS */
color: #23f9da;
background-color: #23f9da;
/* Tailwind (arbitrary) */
class="text-[#23f9da] bg-[#23f9da]"
/* SCSS */
$brand: #23f9da;
/* SwiftUI */
Color(red: 0.137, green: 0.976, blue: 0.855)
/* Android */
Color.parseColor("#23f9da")Accessibility — WCAG contrast
Aa
#23f9da on white: 1.34:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#23f9da on black: 15.63:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red13.7%
Green97.6%
Blue85.5%
CMYK percentages
Cyan85.9%
Magenta0.0%
Yellow12.4%
Key (black)2.4%
Color previews
#23f9da text on a black background
contrast 15.63:1
Card sample
#23f9da text on a white background
contrast 1.34:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #23f9da;
Background color
Panel with #23f9da background
background-color: #23f9da;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #23f9da;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(35, 249, 218, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(35, 249, 218, 0.45);
Border & gradient
Gradient panel
border: 3px solid #23f9da; background: linear-gradient(135deg, #23f9da, #2389F9);