#12f3cf
a balanced, electric cyan · cool · closest name: aquamarine
RGB
18, 243, 207
HSL
170°, 90%, 51%
CMYK
93, 0, 15, 5
Luminance
0.6873
Every format
| HEX | #12f3cf |
| RGB | rgb(18, 243, 207) |
| HSL | hsl(170, 90%, 51%) |
| CMYK | cmyk(93%, 0%, 15%, 5%) |
| LAB | lab(86.4 -55.8 3.9) |
| LCH | lch(86.4 55.9 176.0) |
| OKLCH | oklch(0.863 0.159 176.6) |
Copy-ready code
/* CSS */
color: #12f3cf;
background-color: #12f3cf;
/* Tailwind (arbitrary) */
class="text-[#12f3cf] bg-[#12f3cf]"
/* SCSS */
$brand: #12f3cf;
/* SwiftUI */
Color(red: 0.071, green: 0.953, blue: 0.812)
/* Android */
Color.parseColor("#12f3cf")Accessibility — WCAG contrast
Aa
#12f3cf on white: 1.42:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#12f3cf on black: 14.75:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red7.1%
Green95.3%
Blue81.2%
CMYK percentages
Cyan92.6%
Magenta0.0%
Yellow14.8%
Key (black)4.7%
Color previews
#12f3cf text on a black background
contrast 14.75:1
Card sample
#12f3cf text on a white background
contrast 1.42:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #12f3cf;
Background color
Panel with #12f3cf background
background-color: #12f3cf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #12f3cf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(18, 243, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(18, 243, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #12f3cf; background: linear-gradient(135deg, #12f3cf, #1281F3);