#289dbb
a dark, vivid cyan · cool · closest name: steelblue
RGB
40, 157, 187
HSL
192°, 65%, 45%
CMYK
79, 16, 0, 27
Luminance
0.2815
Every format
| HEX | #289dbb |
| RGB | rgb(40, 157, 187) |
| HSL | hsl(192, 65%, 45%) |
| CMYK | cmyk(79%, 16%, 0%, 27%) |
| LAB | lab(60.0 -21.2 -24.5) |
| LCH | lch(60.0 32.4 229.2) |
| OKLCH | oklch(0.647 0.107 219.7) |
Copy-ready code
/* CSS */
color: #289dbb;
background-color: #289dbb;
/* Tailwind (arbitrary) */
class="text-[#289dbb] bg-[#289dbb]"
/* SCSS */
$brand: #289dbb;
/* SwiftUI */
Color(red: 0.157, green: 0.616, blue: 0.733)
/* Android */
Color.parseColor("#289dbb")Accessibility — WCAG contrast
Aa
#289dbb on white: 3.17:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#289dbb on black: 6.63:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green61.6%
Blue73.3%
CMYK percentages
Cyan78.6%
Magenta16.0%
Yellow0.0%
Key (black)26.7%
Color previews
#289dbb text on a black background
contrast 6.63:1
Card sample
#289dbb text on a white background
contrast 3.17:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #289dbb;
Background color
Panel with #289dbb background
background-color: #289dbb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #289dbb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 157, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 157, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #289dbb; background: linear-gradient(135deg, #289dbb, #283BBB);