#288daf
a dark, vivid cyan · cool · closest name: steelblue
RGB
40, 141, 175
HSL
195°, 63%, 42%
CMYK
77, 19, 0, 31
Luminance
0.2260
Every format
| HEX | #288daf |
| RGB | rgb(40, 141, 175) |
| HSL | hsl(195, 63%, 42%) |
| CMYK | cmyk(77%, 19%, 0%, 31%) |
| LAB | lab(54.6 -16.7 -26.0) |
| LCH | lch(54.6 30.9 237.3) |
| OKLCH | oklch(0.602 0.102 225.5) |
Copy-ready code
/* CSS */
color: #288daf;
background-color: #288daf;
/* Tailwind (arbitrary) */
class="text-[#288daf] bg-[#288daf]"
/* SCSS */
$brand: #288daf;
/* SwiftUI */
Color(red: 0.157, green: 0.553, blue: 0.686)
/* Android */
Color.parseColor("#288daf")Accessibility — WCAG contrast
Aa
#288daf on white: 3.80:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#288daf on black: 5.52:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green55.3%
Blue68.6%
CMYK percentages
Cyan77.1%
Magenta19.4%
Yellow0.0%
Key (black)31.4%
Color previews
#288daf text on a black background
contrast 5.52:1
Card sample
#288daf text on a white background
contrast 3.80:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #288daf;
Background color
Panel with #288daf background
background-color: #288daf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #288daf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 141, 175, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 141, 175, 0.45);
Border & gradient
Gradient panel
border: 3px solid #288daf; background: linear-gradient(135deg, #288daf, #2833AF);