#1d66af
a dark, vivid blue · cool · closest name: steelblue
RGB
29, 102, 175
HSL
210°, 72%, 40%
CMYK
83, 42, 0, 31
Luminance
0.1286
Every format
| HEX | #1d66af |
| RGB | rgb(29, 102, 175) |
| HSL | hsl(210, 72%, 40%) |
| CMYK | cmyk(83%, 42%, 0%, 31%) |
| LAB | lab(42.5 5.2 -45.0) |
| LCH | lch(42.5 45.3 276.6) |
| OKLCH | oklch(0.506 0.135 252.5) |
Copy-ready code
/* CSS */
color: #1d66af;
background-color: #1d66af;
/* Tailwind (arbitrary) */
class="text-[#1d66af] bg-[#1d66af]"
/* SCSS */
$brand: #1d66af;
/* SwiftUI */
Color(red: 0.114, green: 0.400, blue: 0.686)
/* Android */
Color.parseColor("#1d66af")Accessibility — WCAG contrast
Aa
#1d66af on white: 5.88:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#1d66af on black: 3.57:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red11.4%
Green40.0%
Blue68.6%
CMYK percentages
Cyan83.4%
Magenta41.7%
Yellow0.0%
Key (black)31.4%
Color previews
#1d66af text on a black background
contrast 3.57:1
Card sample
#1d66af text on a white background
contrast 5.88:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1d66af;
Background color
Panel with #1d66af background
background-color: #1d66af;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1d66af;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(29, 102, 175, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(29, 102, 175, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1d66af; background: linear-gradient(135deg, #1d66af, #351DAF);