#40c9b7
a balanced, vivid cyan · cool · closest name: turquoise
RGB
64, 201, 183
HSL
172°, 56%, 52%
CMYK
68, 0, 9, 21
Luminance
0.4628
Every format
| HEX | #40c9b7 |
| RGB | rgb(64, 201, 183) |
| HSL | hsl(172, 56%, 52%) |
| CMYK | cmyk(68%, 0%, 9%, 21%) |
| LAB | lab(73.7 -40.6 -1.7) |
| LCH | lch(73.7 40.6 182.4) |
| OKLCH | oklch(0.759 0.119 182.5) |
Copy-ready code
/* CSS */
color: #40c9b7;
background-color: #40c9b7;
/* Tailwind (arbitrary) */
class="text-[#40c9b7] bg-[#40c9b7]"
/* SCSS */
$brand: #40c9b7;
/* SwiftUI */
Color(red: 0.251, green: 0.788, blue: 0.718)
/* Android */
Color.parseColor("#40c9b7")Accessibility — WCAG contrast
Aa
#40c9b7 on white: 2.05:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40c9b7 on black: 10.26:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green78.8%
Blue71.8%
CMYK percentages
Cyan68.2%
Magenta0.0%
Yellow9.0%
Key (black)21.2%
Color previews
#40c9b7 text on a black background
contrast 10.26:1
Card sample
#40c9b7 text on a white background
contrast 2.05:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40c9b7;
Background color
Panel with #40c9b7 background
background-color: #40c9b7;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40c9b7;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 201, 183, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 201, 183, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40c9b7; background: linear-gradient(135deg, #40c9b7, #4080C9);