#17517f
a dark, vivid blue · cool · closest name: steelblue
RGB
23, 81, 127
HSL
207°, 69%, 29%
CMYK
82, 36, 0, 50
Luminance
0.0760
Every format
| HEX | #17517f |
| RGB | rgb(23, 81, 127) |
| HSL | hsl(207, 69%, 29%) |
| CMYK | cmyk(82%, 36%, 0%, 50%) |
| LAB | lab(33.1 -0.9 -31.1) |
| LCH | lch(33.1 31.2 268.3) |
| OKLCH | oklch(0.422 0.096 247.1) |
Copy-ready code
/* CSS */
color: #17517f;
background-color: #17517f;
/* Tailwind (arbitrary) */
class="text-[#17517f] bg-[#17517f]"
/* SCSS */
$brand: #17517f;
/* SwiftUI */
Color(red: 0.090, green: 0.318, blue: 0.498)
/* Android */
Color.parseColor("#17517f")Accessibility — WCAG contrast
Aa
#17517f on white: 8.33:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#17517f on black: 2.52:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green31.8%
Blue49.8%
CMYK percentages
Cyan81.9%
Magenta36.2%
Yellow0.0%
Key (black)50.2%
Color previews
#17517f text on a black background
contrast 2.52:1
Card sample
#17517f text on a white background
contrast 8.33:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #17517f;
Background color
Panel with #17517f background
background-color: #17517f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #17517f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 81, 127, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 81, 127, 0.45);
Border & gradient
Gradient panel
border: 3px solid #17517f; background: linear-gradient(135deg, #17517f, #22177F);