#4ecfdf
a balanced, vivid cyan · cool · closest name: skyblue
RGB
78, 207, 223
HSL
187°, 69%, 59%
CMYK
65, 7, 0, 13
Luminance
0.5157
Every format
| HEX | #4ecfdf |
| RGB | rgb(78, 207, 223) |
| HSL | hsl(187, 69%, 59%) |
| CMYK | cmyk(65%, 7%, 0%, 13%) |
| LAB | lab(77.0 -30.1 -18.4) |
| LCH | lch(77.0 35.3 211.3) |
| OKLCH | oklch(0.790 0.113 206.7) |
Copy-ready code
/* CSS */
color: #4ecfdf;
background-color: #4ecfdf;
/* Tailwind (arbitrary) */
class="text-[#4ecfdf] bg-[#4ecfdf]"
/* SCSS */
$brand: #4ecfdf;
/* SwiftUI */
Color(red: 0.306, green: 0.812, blue: 0.875)
/* Android */
Color.parseColor("#4ecfdf")Accessibility — WCAG contrast
Aa
#4ecfdf on white: 1.86:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#4ecfdf on black: 11.31:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red30.6%
Green81.2%
Blue87.5%
CMYK percentages
Cyan65.0%
Magenta7.2%
Yellow0.0%
Key (black)12.5%
Color previews
#4ecfdf text on a black background
contrast 11.31:1
Card sample
#4ecfdf text on a white background
contrast 1.86:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4ecfdf;
Background color
Panel with #4ecfdf background
background-color: #4ecfdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4ecfdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(78, 207, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(78, 207, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4ecfdf; background: linear-gradient(135deg, #4ecfdf, #4E6EDF);