#28cdf0
a balanced, electric cyan · cool · closest name: skyblue
RGB
40, 205, 240
HSL
191°, 87%, 55%
CMYK
83, 15, 0, 6
Luminance
0.5041
Every format
| HEX | #28cdf0 |
| RGB | rgb(40, 205, 240) |
| HSL | hsl(191, 87%, 55%) |
| CMYK | cmyk(83%, 15%, 0%, 6%) |
| LAB | lab(76.3 -28.2 -28.6) |
| LCH | lch(76.3 40.2 225.4) |
| OKLCH | oklch(0.784 0.133 216.9) |
Copy-ready code
/* CSS */
color: #28cdf0;
background-color: #28cdf0;
/* Tailwind (arbitrary) */
class="text-[#28cdf0] bg-[#28cdf0]"
/* SCSS */
$brand: #28cdf0;
/* SwiftUI */
Color(red: 0.157, green: 0.804, blue: 0.941)
/* Android */
Color.parseColor("#28cdf0")Accessibility — WCAG contrast
Aa
#28cdf0 on white: 1.90:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#28cdf0 on black: 11.08:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green80.4%
Blue94.1%
CMYK percentages
Cyan83.3%
Magenta14.6%
Yellow0.0%
Key (black)5.9%
Color previews
#28cdf0 text on a black background
contrast 11.08:1
Card sample
#28cdf0 text on a white background
contrast 1.90:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28cdf0;
Background color
Panel with #28cdf0 background
background-color: #28cdf0;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28cdf0;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 205, 240, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 205, 240, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28cdf0; background: linear-gradient(135deg, #28cdf0, #2848F0);