#1817df
a balanced, electric blue · warm · closest name: blue
RGB
24, 23, 223
HSL
240°, 81%, 48%
CMYK
89, 90, 0, 13
Luminance
0.0613
Every format
| HEX | #1817df |
| RGB | rgb(24, 23, 223) |
| HSL | hsl(240, 81%, 48%) |
| CMYK | cmyk(89%, 90%, 0%, 13%) |
| LAB | lab(29.8 66.9 -93.9) |
| LCH | lch(29.8 115.3 305.4) |
| OKLCH | oklch(0.424 0.272 266.6) |
Copy-ready code
/* CSS */
color: #1817df;
background-color: #1817df;
/* Tailwind (arbitrary) */
class="text-[#1817df] bg-[#1817df]"
/* SCSS */
$brand: #1817df;
/* SwiftUI */
Color(red: 0.094, green: 0.090, blue: 0.875)
/* Android */
Color.parseColor("#1817df")Accessibility — WCAG contrast
Aa
#1817df on white: 9.43:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1817df on black: 2.23:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.4%
Green9.0%
Blue87.5%
CMYK percentages
Cyan89.2%
Magenta89.7%
Yellow0.0%
Key (black)12.5%
Color previews
#1817df text on a black background
contrast 2.23:1
Card sample
#1817df text on a white background
contrast 9.43:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1817df;
Background color
Panel with #1817df background
background-color: #1817df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1817df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(24, 23, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(24, 23, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1817df; background: linear-gradient(135deg, #1817df, #9D17DF);