#40c5b2
a balanced, vivid cyan · cool · closest name: turquoise
RGB
64, 197, 178
HSL
171°, 53%, 51%
CMYK
68, 0, 10, 23
Luminance
0.4424
Every format
| HEX | #40c5b2 |
| RGB | rgb(64, 197, 178) |
| HSL | hsl(171, 53%, 51%) |
| CMYK | cmyk(68%, 0%, 10%, 23%) |
| LAB | lab(72.4 -40.1 -0.9) |
| LCH | lch(72.4 40.1 181.3) |
| OKLCH | oklch(0.747 0.117 181.6) |
Copy-ready code
/* CSS */
color: #40c5b2;
background-color: #40c5b2;
/* Tailwind (arbitrary) */
class="text-[#40c5b2] bg-[#40c5b2]"
/* SCSS */
$brand: #40c5b2;
/* SwiftUI */
Color(red: 0.251, green: 0.773, blue: 0.698)
/* Android */
Color.parseColor("#40c5b2")Accessibility — WCAG contrast
Aa
#40c5b2 on white: 2.13:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40c5b2 on black: 9.85:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green77.3%
Blue69.8%
CMYK percentages
Cyan67.5%
Magenta0.0%
Yellow9.6%
Key (black)22.7%
Color previews
#40c5b2 text on a black background
contrast 9.85:1
Card sample
#40c5b2 text on a white background
contrast 2.13:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40c5b2;
Background color
Panel with #40c5b2 background
background-color: #40c5b2;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40c5b2;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 197, 178, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 197, 178, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40c5b2; background: linear-gradient(135deg, #40c5b2, #407FC5);