#1c3aba
a dark, vivid blue · warm · closest name: slateblue
RGB
28, 58, 186
HSL
229°, 74%, 42%
CMYK
85, 69, 0, 27
Luminance
0.0682
Every format
| HEX | #1c3aba |
| RGB | rgb(28, 58, 186) |
| HSL | hsl(229, 74%, 42%) |
| CMYK | cmyk(85%, 69%, 0%, 27%) |
| LAB | lab(31.4 38.3 -69.7) |
| LCH | lch(31.4 79.5 298.8) |
| OKLCH | oklch(0.424 0.202 266.4) |
Copy-ready code
/* CSS */
color: #1c3aba;
background-color: #1c3aba;
/* Tailwind (arbitrary) */
class="text-[#1c3aba] bg-[#1c3aba]"
/* SCSS */
$brand: #1c3aba;
/* SwiftUI */
Color(red: 0.110, green: 0.227, blue: 0.729)
/* Android */
Color.parseColor("#1c3aba")Accessibility — WCAG contrast
Aa
#1c3aba on white: 8.88:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1c3aba on black: 2.36:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red11.0%
Green22.7%
Blue72.9%
CMYK percentages
Cyan84.9%
Magenta68.8%
Yellow0.0%
Key (black)27.1%
Color previews
#1c3aba text on a black background
contrast 2.36:1
Card sample
#1c3aba text on a white background
contrast 8.88:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1c3aba;
Background color
Panel with #1c3aba background
background-color: #1c3aba;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1c3aba;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(28, 58, 186, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(28, 58, 186, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1c3aba; background: linear-gradient(135deg, #1c3aba, #671CBA);