#40adbb
a balanced, vivid cyan · cool · closest name: skyblue
RGB
64, 173, 187
HSL
187°, 49%, 49%
CMYK
66, 8, 0, 27
Luminance
0.3456
Every format
| HEX | #40adbb |
| RGB | rgb(64, 173, 187) |
| HSL | hsl(187, 49%, 49%) |
| CMYK | cmyk(66%, 8%, 0%, 27%) |
| LAB | lab(65.4 -26.2 -16.3) |
| LCH | lch(65.4 30.9 211.8) |
| OKLCH | oklch(0.692 0.099 207.1) |
Copy-ready code
/* CSS */
color: #40adbb;
background-color: #40adbb;
/* Tailwind (arbitrary) */
class="text-[#40adbb] bg-[#40adbb]"
/* SCSS */
$brand: #40adbb;
/* SwiftUI */
Color(red: 0.251, green: 0.678, blue: 0.733)
/* Android */
Color.parseColor("#40adbb")Accessibility — WCAG contrast
Aa
#40adbb on white: 2.65:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40adbb on black: 7.91:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green67.8%
Blue73.3%
CMYK percentages
Cyan65.8%
Magenta7.5%
Yellow0.0%
Key (black)26.7%
Color previews
#40adbb text on a black background
contrast 7.91:1
Card sample
#40adbb text on a white background
contrast 2.65:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40adbb;
Background color
Panel with #40adbb background
background-color: #40adbb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40adbb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 173, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 173, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40adbb; background: linear-gradient(135deg, #40adbb, #405BBB);