#1c5dbb
a dark, vivid blue · cool · closest name: royalblue
RGB
28, 93, 187
HSL
216°, 74%, 42%
CMYK
85, 50, 0, 27
Luminance
0.1166
Every format
| HEX | #1c5dbb |
| RGB | rgb(28, 93, 187) |
| HSL | hsl(216, 74%, 42%) |
| CMYK | cmyk(85%, 50%, 0%, 27%) |
| LAB | lab(40.7 15.7 -55.1) |
| LCH | lch(40.7 57.3 285.9) |
| OKLCH | oklch(0.493 0.162 258.6) |
Copy-ready code
/* CSS */
color: #1c5dbb;
background-color: #1c5dbb;
/* Tailwind (arbitrary) */
class="text-[#1c5dbb] bg-[#1c5dbb]"
/* SCSS */
$brand: #1c5dbb;
/* SwiftUI */
Color(red: 0.110, green: 0.365, blue: 0.733)
/* Android */
Color.parseColor("#1c5dbb")Accessibility — WCAG contrast
Aa
#1c5dbb on white: 6.30:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#1c5dbb on black: 3.33:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red11.0%
Green36.5%
Blue73.3%
CMYK percentages
Cyan85.0%
Magenta50.3%
Yellow0.0%
Key (black)26.7%
Color previews
#1c5dbb text on a black background
contrast 3.33:1
Card sample
#1c5dbb text on a white background
contrast 6.30:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1c5dbb;
Background color
Panel with #1c5dbb background
background-color: #1c5dbb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1c5dbb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(28, 93, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(28, 93, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1c5dbb; background: linear-gradient(135deg, #1c5dbb, #451CBB);