#40dfac
a balanced, vivid cyan · cool · closest name: aquamarine
RGB
64, 223, 172
HSL
161°, 71%, 56%
CMYK
71, 0, 23, 13
Luminance
0.5684
Every format
| HEX | #40dfac |
| RGB | rgb(64, 223, 172) |
| HSL | hsl(161, 71%, 56%) |
| CMYK | cmyk(71%, 0%, 23%, 13%) |
| LAB | lab(80.1 -52.6 13.3) |
| LCH | lch(80.1 54.3 165.8) |
| OKLCH | oklch(0.810 0.149 166.8) |
Copy-ready code
/* CSS */
color: #40dfac;
background-color: #40dfac;
/* Tailwind (arbitrary) */
class="text-[#40dfac] bg-[#40dfac]"
/* SCSS */
$brand: #40dfac;
/* SwiftUI */
Color(red: 0.251, green: 0.875, blue: 0.675)
/* Android */
Color.parseColor("#40dfac")Accessibility — WCAG contrast
Aa
#40dfac on white: 1.70:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40dfac on black: 12.37:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green87.5%
Blue67.5%
CMYK percentages
Cyan71.3%
Magenta0.0%
Yellow22.9%
Key (black)12.5%
Color previews
#40dfac text on a black background
contrast 12.37:1
Card sample
#40dfac text on a white background
contrast 1.70:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40dfac;
Background color
Panel with #40dfac background
background-color: #40dfac;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40dfac;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 223, 172, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 223, 172, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40dfac; background: linear-gradient(135deg, #40dfac, #40A8DF);