#17153b
a deep, vivid blue · warm · closest name: black
RGB
23, 21, 59
HSL
243°, 48%, 16%
CMYK
61, 64, 0, 77
Luminance
0.0103
Every format
| HEX | #17153b |
| RGB | rgb(23, 21, 59) |
| HSL | hsl(243, 48%, 16%) |
| CMYK | cmyk(61%, 64%, 0%, 77%) |
| LAB | lab(9.3 13.9 -24.3) |
| LCH | lch(9.3 28.0 299.8) |
| OKLCH | oklch(0.224 0.071 281.3) |
Copy-ready code
/* CSS */
color: #17153b;
background-color: #17153b;
/* Tailwind (arbitrary) */
class="text-[#17153b] bg-[#17153b]"
/* SCSS */
$brand: #17153b;
/* SwiftUI */
Color(red: 0.090, green: 0.082, blue: 0.231)
/* Android */
Color.parseColor("#17153b")Accessibility — WCAG contrast
Aa
#17153b on white: 17.40:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#17153b on black: 1.21:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green8.2%
Blue23.1%
CMYK percentages
Cyan61.0%
Magenta64.4%
Yellow0.0%
Key (black)76.9%
Color previews
#17153b text on a black background
contrast 1.21:1
Card sample
#17153b text on a white background
contrast 17.40:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #17153b;
Background color
Panel with #17153b background
background-color: #17153b;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #17153b;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 21, 59, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 21, 59, 0.45);
Border & gradient
Gradient panel
border: 3px solid #17153b; background: linear-gradient(135deg, #17153b, #30153B);