#2109df
a balanced, electric blue · warm · closest name: blue
RGB
33, 9, 223
HSL
247°, 92%, 46%
CMYK
85, 96, 0, 13
Luminance
0.0585
Every format
| HEX | #2109df |
| RGB | rgb(33, 9, 223) |
| HSL | hsl(247, 92%, 46%) |
| CMYK | cmyk(85%, 96%, 0%, 13%) |
| LAB | lab(29.0 70.3 -95.2) |
| LCH | lch(29.0 118.3 306.4) |
| OKLCH | oklch(0.420 0.275 268.3) |
Copy-ready code
/* CSS */
color: #2109df;
background-color: #2109df;
/* Tailwind (arbitrary) */
class="text-[#2109df] bg-[#2109df]"
/* SCSS */
$brand: #2109df;
/* SwiftUI */
Color(red: 0.129, green: 0.035, blue: 0.875)
/* Android */
Color.parseColor("#2109df")Accessibility — WCAG contrast
Aa
#2109df on white: 9.68:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#2109df on black: 2.17:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green3.5%
Blue87.5%
CMYK percentages
Cyan85.2%
Magenta96.0%
Yellow0.0%
Key (black)12.5%
Color previews
#2109df text on a black background
contrast 2.17:1
Card sample
#2109df text on a white background
contrast 9.68:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2109df;
Background color
Panel with #2109df background
background-color: #2109df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2109df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 9, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 9, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2109df; background: linear-gradient(135deg, #2109df, #B009DF);