#40f2f0
a balanced, electric cyan · cool · closest name: cyan
RGB
64, 242, 240
HSL
179°, 87%, 60%
CMYK
74, 0, 1, 5
Luminance
0.7089
Every format
| HEX | #40f2f0 |
| RGB | rgb(64, 242, 240) |
| HSL | hsl(179, 87%, 60%) |
| CMYK | cmyk(74%, 0%, 1%, 5%) |
| LAB | lab(87.4 -43.3 -11.8) |
| LCH | lch(87.4 44.9 195.2) |
| OKLCH | oklch(0.875 0.138 193.8) |
Copy-ready code
/* CSS */
color: #40f2f0;
background-color: #40f2f0;
/* Tailwind (arbitrary) */
class="text-[#40f2f0] bg-[#40f2f0]"
/* SCSS */
$brand: #40f2f0;
/* SwiftUI */
Color(red: 0.251, green: 0.949, blue: 0.941)
/* Android */
Color.parseColor("#40f2f0")Accessibility — WCAG contrast
Aa
#40f2f0 on white: 1.38:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40f2f0 on black: 15.18:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green94.9%
Blue94.1%
CMYK percentages
Cyan73.6%
Magenta0.0%
Yellow0.8%
Key (black)5.1%
Color previews
#40f2f0 text on a black background
contrast 15.18:1
Card sample
#40f2f0 text on a white background
contrast 1.38:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40f2f0;
Background color
Panel with #40f2f0 background
background-color: #40f2f0;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40f2f0;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 242, 240, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 242, 240, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40f2f0; background: linear-gradient(135deg, #40f2f0, #407DF2);