#1c11bb
a dark, electric blue · warm · closest name: navy
RGB
28, 17, 187
HSL
244°, 83%, 40%
CMYK
85, 91, 0, 27
Luminance
0.0424
Every format
| HEX | #1c11bb |
| RGB | rgb(28, 17, 187) |
| HSL | hsl(244, 83%, 40%) |
| CMYK | cmyk(85%, 91%, 0%, 27%) |
| LAB | lab(24.4 59.0 -81.8) |
| LCH | lch(24.4 100.8 305.8) |
| OKLCH | oklch(0.375 0.236 268.7) |
Copy-ready code
/* CSS */
color: #1c11bb;
background-color: #1c11bb;
/* Tailwind (arbitrary) */
class="text-[#1c11bb] bg-[#1c11bb]"
/* SCSS */
$brand: #1c11bb;
/* SwiftUI */
Color(red: 0.110, green: 0.067, blue: 0.733)
/* Android */
Color.parseColor("#1c11bb")Accessibility — WCAG contrast
Aa
#1c11bb on white: 11.37:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1c11bb on black: 1.85:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red11.0%
Green6.7%
Blue73.3%
CMYK percentages
Cyan85.0%
Magenta90.9%
Yellow0.0%
Key (black)26.7%
Color previews
#1c11bb text on a black background
contrast 1.85:1
Card sample
#1c11bb text on a white background
contrast 11.37:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1c11bb;
Background color
Panel with #1c11bb background
background-color: #1c11bb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1c11bb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(28, 17, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(28, 17, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1c11bb; background: linear-gradient(135deg, #1c11bb, #8D11BB);