#105dbb
a dark, electric blue · cool · closest name: royalblue
RGB
16, 93, 187
HSL
213°, 84%, 40%
CMYK
91, 50, 0, 27
Luminance
0.1153
Every format
| HEX | #105dbb |
| RGB | rgb(16, 93, 187) |
| HSL | hsl(213, 84%, 40%) |
| CMYK | cmyk(91%, 50%, 0%, 27%) |
| LAB | lab(40.5 14.9 -55.5) |
| LCH | lch(40.5 57.4 285.1) |
| OKLCH | oklch(0.491 0.164 257.1) |
Copy-ready code
/* CSS */
color: #105dbb;
background-color: #105dbb;
/* Tailwind (arbitrary) */
class="text-[#105dbb] bg-[#105dbb]"
/* SCSS */
$brand: #105dbb;
/* SwiftUI */
Color(red: 0.063, green: 0.365, blue: 0.733)
/* Android */
Color.parseColor("#105dbb")Accessibility — WCAG contrast
Aa
#105dbb on white: 6.35:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#105dbb on black: 3.31:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red6.3%
Green36.5%
Blue73.3%
CMYK percentages
Cyan91.4%
Magenta50.3%
Yellow0.0%
Key (black)26.7%
Color previews
#105dbb text on a black background
contrast 3.31:1
Card sample
#105dbb text on a white background
contrast 6.35:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #105dbb;
Background color
Panel with #105dbb background
background-color: #105dbb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #105dbb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(16, 93, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(16, 93, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #105dbb; background: linear-gradient(135deg, #105dbb, #3510BB);