#171c4f
a deep, vivid blue · warm · closest name: midnightblue
RGB
23, 28, 79
HSL
235°, 55%, 20%
CMYK
71, 65, 0, 69
Luminance
0.0158
Every format
| HEX | #171c4f |
| RGB | rgb(23, 28, 79) |
| HSL | hsl(235, 55%, 20%) |
| CMYK | cmyk(71%, 65%, 0%, 69%) |
| LAB | lab(13.1 16.7 -32.1) |
| LCH | lch(13.1 36.2 297.4) |
| OKLCH | oklch(0.257 0.093 273.7) |
Copy-ready code
/* CSS */
color: #171c4f;
background-color: #171c4f;
/* Tailwind (arbitrary) */
class="text-[#171c4f] bg-[#171c4f]"
/* SCSS */
$brand: #171c4f;
/* SwiftUI */
Color(red: 0.090, green: 0.110, blue: 0.310)
/* Android */
Color.parseColor("#171c4f")Accessibility — WCAG contrast
Aa
#171c4f on white: 15.96:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#171c4f on black: 1.32:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green11.0%
Blue31.0%
CMYK percentages
Cyan70.9%
Magenta64.6%
Yellow0.0%
Key (black)69.0%
Color previews
#171c4f text on a black background
contrast 1.32:1
Card sample
#171c4f text on a white background
contrast 15.96:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #171c4f;
Background color
Panel with #171c4f background
background-color: #171c4f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #171c4f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 28, 79, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 28, 79, 0.45);
Border & gradient
Gradient panel
border: 3px solid #171c4f; background: linear-gradient(135deg, #171c4f, #37174F);