#1166ff
a balanced, electric blue · cool · closest name: royalblue
RGB
17, 102, 255
HSL
219°, 100%, 53%
CMYK
93, 60, 0, 0
Luminance
0.1684
Every format
| HEX | #1166ff |
| RGB | rgb(17, 102, 255) |
| HSL | hsl(219, 100%, 53%) |
| CMYK | cmyk(93%, 60%, 0%, 0%) |
| LAB | lab(48.1 35.6 -81.8) |
| LCH | lch(48.1 89.2 293.5) |
| OKLCH | oklch(0.565 0.239 261.6) |
Copy-ready code
/* CSS */
color: #1166ff;
background-color: #1166ff;
/* Tailwind (arbitrary) */
class="text-[#1166ff] bg-[#1166ff]"
/* SCSS */
$brand: #1166ff;
/* SwiftUI */
Color(red: 0.067, green: 0.400, blue: 1.000)
/* Android */
Color.parseColor("#1166ff")Accessibility — WCAG contrast
Aa
#1166ff on white: 4.81:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#1166ff on black: 4.37:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red6.7%
Green40.0%
Blue100.0%
CMYK percentages
Cyan93.3%
Magenta60.0%
Yellow0.0%
Key (black)0.0%
Color previews
#1166ff text on a black background
contrast 4.37:1
Card sample
#1166ff text on a white background
contrast 4.81:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1166ff;
Background color
Panel with #1166ff background
background-color: #1166ff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1166ff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(17, 102, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(17, 102, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1166ff; background: linear-gradient(135deg, #1166ff, #5B11FF);