#40cedf
a balanced, vivid cyan · cool · closest name: skyblue
RGB
64, 206, 223
HSL
186°, 71%, 56%
CMYK
71, 8, 0, 13
Luminance
0.5056
Every format
| HEX | #40cedf |
| RGB | rgb(64, 206, 223) |
| HSL | hsl(186, 71%, 56%) |
| CMYK | cmyk(71%, 8%, 0%, 13%) |
| LAB | lab(76.4 -31.6 -19.3) |
| LCH | lch(76.4 37.0 211.4) |
| OKLCH | oklch(0.784 0.119 206.8) |
Copy-ready code
/* CSS */
color: #40cedf;
background-color: #40cedf;
/* Tailwind (arbitrary) */
class="text-[#40cedf] bg-[#40cedf]"
/* SCSS */
$brand: #40cedf;
/* SwiftUI */
Color(red: 0.251, green: 0.808, blue: 0.875)
/* Android */
Color.parseColor("#40cedf")Accessibility — WCAG contrast
Aa
#40cedf on white: 1.89:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40cedf on black: 11.11:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green80.8%
Blue87.5%
CMYK percentages
Cyan71.3%
Magenta7.6%
Yellow0.0%
Key (black)12.5%
Color previews
#40cedf text on a black background
contrast 11.11:1
Card sample
#40cedf text on a white background
contrast 1.89:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40cedf;
Background color
Panel with #40cedf background
background-color: #40cedf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40cedf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 206, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 206, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40cedf; background: linear-gradient(135deg, #40cedf, #4064DF);