#100bc9
a dark, electric blue · warm · closest name: blue
RGB
16, 11, 201
HSL
242°, 90%, 42%
CMYK
92, 95, 0, 21
Luminance
0.0457
Every format
| HEX | #100bc9 |
| RGB | rgb(16, 11, 201) |
| HSL | hsl(242, 90%, 42%) |
| CMYK | cmyk(92%, 95%, 0%, 21%) |
| LAB | lab(25.5 64.0 -88.3) |
| LCH | lch(25.5 109.1 305.9) |
| OKLCH | oklch(0.386 0.256 266.0) |
Copy-ready code
/* CSS */
color: #100bc9;
background-color: #100bc9;
/* Tailwind (arbitrary) */
class="text-[#100bc9] bg-[#100bc9]"
/* SCSS */
$brand: #100bc9;
/* SwiftUI */
Color(red: 0.063, green: 0.043, blue: 0.788)
/* Android */
Color.parseColor("#100bc9")Accessibility — WCAG contrast
Aa
#100bc9 on white: 10.98:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#100bc9 on black: 1.91:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red6.3%
Green4.3%
Blue78.8%
CMYK percentages
Cyan92.0%
Magenta94.5%
Yellow0.0%
Key (black)21.2%
Color previews
#100bc9 text on a black background
contrast 1.91:1
Card sample
#100bc9 text on a white background
contrast 10.98:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #100bc9;
Background color
Panel with #100bc9 background
background-color: #100bc9;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #100bc9;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(16, 11, 201, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(16, 11, 201, 0.45);
Border & gradient
Gradient panel
border: 3px solid #100bc9; background: linear-gradient(135deg, #100bc9, #8F0BC9);