#4effd3
a light, electric cyan · cool · closest name: aquamarine
RGB
78, 255, 211
HSL
165°, 100%, 65%
CMYK
69, 0, 17, 0
Luminance
0.7784
Every format
| HEX | #4effd3 |
| RGB | rgb(78, 255, 211) |
| HSL | hsl(165, 100%, 65%) |
| CMYK | cmyk(69%, 0%, 17%, 0%) |
| LAB | lab(90.7 -54.6 8.2) |
| LCH | lch(90.7 55.2 171.5) |
| OKLCH | oklch(0.900 0.155 172.3) |
Copy-ready code
/* CSS */
color: #4effd3;
background-color: #4effd3;
/* Tailwind (arbitrary) */
class="text-[#4effd3] bg-[#4effd3]"
/* SCSS */
$brand: #4effd3;
/* SwiftUI */
Color(red: 0.306, green: 1.000, blue: 0.827)
/* Android */
Color.parseColor("#4effd3")Accessibility — WCAG contrast
Aa
#4effd3 on white: 1.27:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#4effd3 on black: 16.57:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red30.6%
Green100.0%
Blue82.7%
CMYK percentages
Cyan69.4%
Magenta0.0%
Yellow17.3%
Key (black)0.0%
Color previews
#4effd3 text on a black background
contrast 16.57:1
Card sample
#4effd3 text on a white background
contrast 1.27:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4effd3;
Background color
Panel with #4effd3 background
background-color: #4effd3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4effd3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(78, 255, 211, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(78, 255, 211, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4effd3; background: linear-gradient(135deg, #4effd3, #4EB5FF);