#1b9bdf
a balanced, electric blue · cool · closest name: steelblue
RGB
27, 155, 223
HSL
201°, 78%, 49%
CMYK
88, 31, 0, 13
Luminance
0.2900
Every format
| HEX | #1b9bdf |
| RGB | rgb(27, 155, 223) |
| HSL | hsl(201, 78%, 49%) |
| CMYK | cmyk(88%, 31%, 0%, 13%) |
| LAB | lab(60.8 -8.5 -43.5) |
| LCH | lch(60.8 44.3 258.9) |
| OKLCH | oklch(0.657 0.143 239.7) |
Copy-ready code
/* CSS */
color: #1b9bdf;
background-color: #1b9bdf;
/* Tailwind (arbitrary) */
class="text-[#1b9bdf] bg-[#1b9bdf]"
/* SCSS */
$brand: #1b9bdf;
/* SwiftUI */
Color(red: 0.106, green: 0.608, blue: 0.875)
/* Android */
Color.parseColor("#1b9bdf")Accessibility — WCAG contrast
Aa
#1b9bdf on white: 3.09:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#1b9bdf on black: 6.80:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red10.6%
Green60.8%
Blue87.5%
CMYK percentages
Cyan87.9%
Magenta30.5%
Yellow0.0%
Key (black)12.5%
Color previews
#1b9bdf text on a black background
contrast 6.80:1
Card sample
#1b9bdf text on a white background
contrast 3.09:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1b9bdf;
Background color
Panel with #1b9bdf background
background-color: #1b9bdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1b9bdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(27, 155, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(27, 155, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1b9bdf; background: linear-gradient(135deg, #1b9bdf, #1E1BDF);