#39ffcb
a balanced, electric cyan · cool · closest name: aquamarine
RGB
57, 255, 203
HSL
164°, 100%, 61%
CMYK
78, 0, 20, 0
Luminance
0.7670
Every format
| HEX | #39ffcb |
| RGB | rgb(57, 255, 203) |
| HSL | hsl(164, 100%, 61%) |
| CMYK | cmyk(78%, 0%, 20%, 0%) |
| LAB | lab(90.2 -58.9 11.5) |
| LCH | lch(90.2 60.0 169.0) |
| OKLCH | oklch(0.894 0.167 169.9) |
Copy-ready code
/* CSS */
color: #39ffcb;
background-color: #39ffcb;
/* Tailwind (arbitrary) */
class="text-[#39ffcb] bg-[#39ffcb]"
/* SCSS */
$brand: #39ffcb;
/* SwiftUI */
Color(red: 0.224, green: 1.000, blue: 0.796)
/* Android */
Color.parseColor("#39ffcb")Accessibility — WCAG contrast
Aa
#39ffcb on white: 1.29:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#39ffcb on black: 16.34:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green100.0%
Blue79.6%
CMYK percentages
Cyan77.6%
Magenta0.0%
Yellow20.4%
Key (black)0.0%
Color previews
#39ffcb text on a black background
contrast 16.34:1
Card sample
#39ffcb text on a white background
contrast 1.29:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #39ffcb;
Background color
Panel with #39ffcb background
background-color: #39ffcb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #39ffcb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 255, 203, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 255, 203, 0.45);
Border & gradient
Gradient panel
border: 3px solid #39ffcb; background: linear-gradient(135deg, #39ffcb, #39AFFF);