#40f8cd
a balanced, electric cyan · cool · closest name: aquamarine
RGB
64, 248, 205
HSL
166°, 93%, 61%
CMYK
74, 0, 17, 3
Luminance
0.7263
Every format
| HEX | #40f8cd |
| RGB | rgb(64, 248, 205) |
| HSL | hsl(166, 93%, 61%) |
| CMYK | cmyk(74%, 0%, 17%, 3%) |
| LAB | lab(88.3 -54.9 7.7) |
| LCH | lch(88.3 55.5 172.0) |
| OKLCH | oklch(0.879 0.156 172.8) |
Copy-ready code
/* CSS */
color: #40f8cd;
background-color: #40f8cd;
/* Tailwind (arbitrary) */
class="text-[#40f8cd] bg-[#40f8cd]"
/* SCSS */
$brand: #40f8cd;
/* SwiftUI */
Color(red: 0.251, green: 0.973, blue: 0.804)
/* Android */
Color.parseColor("#40f8cd")Accessibility — WCAG contrast
Aa
#40f8cd on white: 1.35:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40f8cd on black: 15.53:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green97.3%
Blue80.4%
CMYK percentages
Cyan74.2%
Magenta0.0%
Yellow17.3%
Key (black)2.7%
Color previews
#40f8cd text on a black background
contrast 15.53:1
Card sample
#40f8cd text on a white background
contrast 1.35:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40f8cd;
Background color
Panel with #40f8cd background
background-color: #40f8cd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40f8cd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 248, 205, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 248, 205, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40f8cd; background: linear-gradient(135deg, #40f8cd, #40A8F8);