#57f4df
a balanced, electric cyan · cool · closest name: turquoise
RGB
87, 244, 223
HSL
172°, 88%, 65%
CMYK
64, 0, 9, 4
Luminance
0.7206
Every format
| HEX | #57f4df |
| RGB | rgb(87, 244, 223) |
| HSL | hsl(172, 88%, 65%) |
| CMYK | cmyk(64%, 0%, 9%, 4%) |
| LAB | lab(88.0 -45.7 -2.0) |
| LCH | lch(88.0 45.8 182.5) |
| OKLCH | oklch(0.880 0.134 182.6) |
Copy-ready code
/* CSS */
color: #57f4df;
background-color: #57f4df;
/* Tailwind (arbitrary) */
class="text-[#57f4df] bg-[#57f4df]"
/* SCSS */
$brand: #57f4df;
/* SwiftUI */
Color(red: 0.341, green: 0.957, blue: 0.875)
/* Android */
Color.parseColor("#57f4df")Accessibility — WCAG contrast
Aa
#57f4df on white: 1.36:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#57f4df on black: 15.41:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.1%
Green95.7%
Blue87.5%
CMYK percentages
Cyan64.3%
Magenta0.0%
Yellow8.6%
Key (black)4.3%
Color previews
#57f4df text on a black background
contrast 15.41:1
Card sample
#57f4df text on a white background
contrast 1.36:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #57f4df;
Background color
Panel with #57f4df background
background-color: #57f4df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #57f4df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(87, 244, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(87, 244, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #57f4df; background: linear-gradient(135deg, #57f4df, #57A0F4);