#40d2cc
a balanced, vivid cyan · cool · closest name: turquoise
RGB
64, 210, 204
HSL
178°, 62%, 54%
CMYK
70, 0, 3, 18
Luminance
0.5154
Every format
| HEX | #40d2cc |
| RGB | rgb(64, 210, 204) |
| HSL | hsl(178, 62%, 54%) |
| CMYK | cmyk(70%, 0%, 3%, 18%) |
| LAB | lab(77.0 -38.9 -8.2) |
| LCH | lch(77.0 39.8 191.9) |
| OKLCH | oklch(0.787 0.120 190.9) |
Copy-ready code
/* CSS */
color: #40d2cc;
background-color: #40d2cc;
/* Tailwind (arbitrary) */
class="text-[#40d2cc] bg-[#40d2cc]"
/* SCSS */
$brand: #40d2cc;
/* SwiftUI */
Color(red: 0.251, green: 0.824, blue: 0.800)
/* Android */
Color.parseColor("#40d2cc")Accessibility — WCAG contrast
Aa
#40d2cc on white: 1.86:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40d2cc on black: 11.31:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green82.4%
Blue80.0%
CMYK percentages
Cyan69.5%
Magenta0.0%
Yellow2.9%
Key (black)17.6%
Color previews
#40d2cc text on a black background
contrast 11.31:1
Card sample
#40d2cc text on a white background
contrast 1.86:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40d2cc;
Background color
Panel with #40d2cc background
background-color: #40d2cc;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40d2cc;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 210, 204, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 210, 204, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40d2cc; background: linear-gradient(135deg, #40d2cc, #4077D2);