#28bcdf
a balanced, vivid cyan · cool · closest name: skyblue
RGB
40, 188, 223
HSL
192°, 74%, 52%
CMYK
82, 16, 0, 13
Luminance
0.4175
Every format
| HEX | #28bcdf |
| RGB | rgb(40, 188, 223) |
| HSL | hsl(192, 74%, 52%) |
| CMYK | cmyk(82%, 16%, 0%, 13%) |
| LAB | lab(70.7 -25.2 -28.1) |
| LCH | lch(70.7 37.7 228.1) |
| OKLCH | oklch(0.737 0.125 218.8) |
Copy-ready code
/* CSS */
color: #28bcdf;
background-color: #28bcdf;
/* Tailwind (arbitrary) */
class="text-[#28bcdf] bg-[#28bcdf]"
/* SCSS */
$brand: #28bcdf;
/* SwiftUI */
Color(red: 0.157, green: 0.737, blue: 0.875)
/* Android */
Color.parseColor("#28bcdf")Accessibility — WCAG contrast
Aa
#28bcdf on white: 2.25:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#28bcdf on black: 9.35:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green73.7%
Blue87.5%
CMYK percentages
Cyan82.1%
Magenta15.7%
Yellow0.0%
Key (black)12.5%
Color previews
#28bcdf text on a black background
contrast 9.35:1
Card sample
#28bcdf text on a white background
contrast 2.25:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28bcdf;
Background color
Panel with #28bcdf background
background-color: #28bcdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28bcdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 188, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 188, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28bcdf; background: linear-gradient(135deg, #28bcdf, #2842DF);