#1b9cd3
a balanced, electric cyan · cool · closest name: steelblue
RGB
27, 156, 211
HSL
198°, 77%, 47%
CMYK
87, 26, 0, 17
Luminance
0.2871
Every format
| HEX | #1b9cd3 |
| RGB | rgb(27, 156, 211) |
| HSL | hsl(198, 77%, 47%) |
| CMYK | cmyk(87%, 26%, 0%, 17%) |
| LAB | lab(60.5 -13.4 -37.2) |
| LCH | lch(60.5 39.6 250.2) |
| OKLCH | oklch(0.653 0.130 233.8) |
Copy-ready code
/* CSS */
color: #1b9cd3;
background-color: #1b9cd3;
/* Tailwind (arbitrary) */
class="text-[#1b9cd3] bg-[#1b9cd3]"
/* SCSS */
$brand: #1b9cd3;
/* SwiftUI */
Color(red: 0.106, green: 0.612, blue: 0.827)
/* Android */
Color.parseColor("#1b9cd3")Accessibility — WCAG contrast
Aa
#1b9cd3 on white: 3.11:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#1b9cd3 on black: 6.74:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red10.6%
Green61.2%
Blue82.7%
CMYK percentages
Cyan87.2%
Magenta26.1%
Yellow0.0%
Key (black)17.3%
Color previews
#1b9cd3 text on a black background
contrast 6.74:1
Card sample
#1b9cd3 text on a white background
contrast 3.11:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1b9cd3;
Background color
Panel with #1b9cd3 background
background-color: #1b9cd3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1b9cd3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(27, 156, 211, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(27, 156, 211, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1b9cd3; background: linear-gradient(135deg, #1b9cd3, #1B21D3);