#28abdf
a balanced, vivid cyan · cool · closest name: steelblue
RGB
40, 171, 223
HSL
197°, 74%, 52%
CMYK
82, 23, 0, 13
Luminance
0.3490
Every format
| HEX | #28abdf |
| RGB | rgb(40, 171, 223) |
| HSL | hsl(197, 74%, 52%) |
| CMYK | cmyk(82%, 23%, 0%, 13%) |
| LAB | lab(65.7 -16.4 -35.8) |
| LCH | lch(65.7 39.4 245.4) |
| OKLCH | oklch(0.697 0.130 230.8) |
Copy-ready code
/* CSS */
color: #28abdf;
background-color: #28abdf;
/* Tailwind (arbitrary) */
class="text-[#28abdf] bg-[#28abdf]"
/* SCSS */
$brand: #28abdf;
/* SwiftUI */
Color(red: 0.157, green: 0.671, blue: 0.875)
/* Android */
Color.parseColor("#28abdf")Accessibility — WCAG contrast
Aa
#28abdf on white: 2.63:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#28abdf on black: 7.98:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green67.1%
Blue87.5%
CMYK percentages
Cyan82.1%
Magenta23.3%
Yellow0.0%
Key (black)12.5%
Color previews
#28abdf text on a black background
contrast 7.98:1
Card sample
#28abdf text on a white background
contrast 2.63:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28abdf;
Background color
Panel with #28abdf background
background-color: #28abdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28abdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 171, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 171, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28abdf; background: linear-gradient(135deg, #28abdf, #2831DF);