#170cd3
a dark, electric blue · warm · closest name: blue
RGB
23, 12, 211
HSL
243°, 89%, 44%
CMYK
89, 94, 0, 17
Luminance
0.0515
Every format
| HEX | #170cd3 |
| RGB | rgb(23, 12, 211) |
| HSL | hsl(243, 89%, 44%) |
| CMYK | cmyk(89%, 94%, 0%, 17%) |
| LAB | lab(27.1 66.5 -91.3) |
| LCH | lch(27.1 113.0 306.1) |
| OKLCH | oklch(0.402 0.264 266.8) |
Copy-ready code
/* CSS */
color: #170cd3;
background-color: #170cd3;
/* Tailwind (arbitrary) */
class="text-[#170cd3] bg-[#170cd3]"
/* SCSS */
$brand: #170cd3;
/* SwiftUI */
Color(red: 0.090, green: 0.047, blue: 0.827)
/* Android */
Color.parseColor("#170cd3")Accessibility — WCAG contrast
Aa
#170cd3 on white: 10.35:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#170cd3 on black: 2.03:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green4.7%
Blue82.7%
CMYK percentages
Cyan89.1%
Magenta94.3%
Yellow0.0%
Key (black)17.3%
Color previews
#170cd3 text on a black background
contrast 2.03:1
Card sample
#170cd3 text on a white background
contrast 10.35:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #170cd3;
Background color
Panel with #170cd3 background
background-color: #170cd3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #170cd3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 12, 211, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 12, 211, 0.45);
Border & gradient
Gradient panel
border: 3px solid #170cd3; background: linear-gradient(135deg, #170cd3, #9C0CD3);