#1155ff
a balanced, electric blue · cool · closest name: royalblue
RGB
17, 85, 255
HSL
223°, 100%, 53%
CMYK
93, 67, 0, 0
Luminance
0.1384
Every format
| HEX | #1155ff |
| RGB | rgb(17, 85, 255) |
| HSL | hsl(223, 100%, 53%) |
| CMYK | cmyk(93%, 67%, 0%, 0%) |
| LAB | lab(44.0 46.2 -88.4) |
| LCH | lch(44.0 99.8 297.6) |
| OKLCH | oklch(0.535 0.258 263.5) |
Copy-ready code
/* CSS */
color: #1155ff;
background-color: #1155ff;
/* Tailwind (arbitrary) */
class="text-[#1155ff] bg-[#1155ff]"
/* SCSS */
$brand: #1155ff;
/* SwiftUI */
Color(red: 0.067, green: 0.333, blue: 1.000)
/* Android */
Color.parseColor("#1155ff")Accessibility — WCAG contrast
Aa
#1155ff on white: 5.57:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#1155ff on black: 3.77:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red6.7%
Green33.3%
Blue100.0%
CMYK percentages
Cyan93.3%
Magenta66.7%
Yellow0.0%
Key (black)0.0%
Color previews
#1155ff text on a black background
contrast 3.77:1
Card sample
#1155ff text on a white background
contrast 5.57:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1155ff;
Background color
Panel with #1155ff background
background-color: #1155ff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1155ff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(17, 85, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(17, 85, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1155ff; background: linear-gradient(135deg, #1155ff, #6C11FF);