#28adeb
a balanced, electric cyan · cool · closest name: steelblue
RGB
40, 173, 235
HSL
199°, 83%, 54%
CMYK
83, 26, 0, 8
Luminance
0.3634
Every format
| HEX | #28adeb |
| RGB | rgb(40, 173, 235) |
| HSL | hsl(199, 83%, 54%) |
| CMYK | cmyk(83%, 26%, 0%, 8%) |
| LAB | lab(66.8 -13.3 -40.7) |
| LCH | lch(66.8 42.8 251.9) |
| OKLCH | oklch(0.707 0.140 235.2) |
Copy-ready code
/* CSS */
color: #28adeb;
background-color: #28adeb;
/* Tailwind (arbitrary) */
class="text-[#28adeb] bg-[#28adeb]"
/* SCSS */
$brand: #28adeb;
/* SwiftUI */
Color(red: 0.157, green: 0.678, blue: 0.922)
/* Android */
Color.parseColor("#28adeb")Accessibility — WCAG contrast
Aa
#28adeb on white: 2.54:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#28adeb on black: 8.27:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green67.8%
Blue92.2%
CMYK percentages
Cyan83.0%
Magenta26.4%
Yellow0.0%
Key (black)7.8%
Color previews
#28adeb text on a black background
contrast 8.27:1
Card sample
#28adeb text on a white background
contrast 2.54:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28adeb;
Background color
Panel with #28adeb background
background-color: #28adeb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28adeb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 173, 235, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 173, 235, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28adeb; background: linear-gradient(135deg, #28adeb, #282BEB);