#40c5bc
a balanced, vivid cyan · cool · closest name: turquoise
RGB
64, 197, 188
HSL
176°, 53%, 51%
CMYK
68, 0, 5, 23
Luminance
0.4465
Every format
| HEX | #40c5bc |
| RGB | rgb(64, 197, 188) |
| HSL | hsl(176, 53%, 51%) |
| CMYK | cmyk(68%, 0%, 5%, 23%) |
| LAB | lab(72.7 -37.4 -6.0) |
| LCH | lch(72.7 37.9 189.1) |
| OKLCH | oklch(0.750 0.114 188.5) |
Copy-ready code
/* CSS */
color: #40c5bc;
background-color: #40c5bc;
/* Tailwind (arbitrary) */
class="text-[#40c5bc] bg-[#40c5bc]"
/* SCSS */
$brand: #40c5bc;
/* SwiftUI */
Color(red: 0.251, green: 0.773, blue: 0.737)
/* Android */
Color.parseColor("#40c5bc")Accessibility — WCAG contrast
Aa
#40c5bc on white: 2.11:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40c5bc on black: 9.93:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green77.3%
Blue73.7%
CMYK percentages
Cyan67.5%
Magenta0.0%
Yellow4.6%
Key (black)22.7%
Color previews
#40c5bc text on a black background
contrast 9.93:1
Card sample
#40c5bc text on a white background
contrast 2.11:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40c5bc;
Background color
Panel with #40c5bc background
background-color: #40c5bc;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40c5bc;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 197, 188, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 197, 188, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40c5bc; background: linear-gradient(135deg, #40c5bc, #4075C5);