#1900dd
a dark, electric blue · warm · closest name: blue
RGB
25, 0, 221
HSL
247°, 100%, 43%
CMYK
89, 100, 0, 13
Luminance
0.0543
Every format
| HEX | #1900dd |
| RGB | rgb(25, 0, 221) |
| HSL | hsl(247, 100%, 43%) |
| CMYK | cmyk(89%, 100%, 0%, 13%) |
| LAB | lab(27.9 71.3 -95.8) |
| LCH | lch(27.9 119.4 306.6) |
| OKLCH | oklch(0.411 0.277 266.9) |
Copy-ready code
/* CSS */
color: #1900dd;
background-color: #1900dd;
/* Tailwind (arbitrary) */
class="text-[#1900dd] bg-[#1900dd]"
/* SCSS */
$brand: #1900dd;
/* SwiftUI */
Color(red: 0.098, green: 0.000, blue: 0.867)
/* Android */
Color.parseColor("#1900dd")Accessibility — WCAG contrast
Aa
#1900dd on white: 10.07:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1900dd on black: 2.09:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.8%
Green0.0%
Blue86.7%
CMYK percentages
Cyan88.7%
Magenta100.0%
Yellow0.0%
Key (black)13.3%
Color previews
#1900dd text on a black background
contrast 2.09:1
Card sample
#1900dd text on a white background
contrast 10.07:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1900dd;
Background color
Panel with #1900dd background
background-color: #1900dd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1900dd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(25, 0, 221, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(25, 0, 221, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1900dd; background: linear-gradient(135deg, #1900dd, #AC00DD);