#2164df
a balanced, vivid blue · cool · closest name: royalblue
RGB
33, 100, 223
HSL
219°, 75%, 50%
CMYK
85, 55, 0, 13
Luminance
0.1477
Every format
| HEX | #2164df |
| RGB | rgb(33, 100, 223) |
| HSL | hsl(219, 75%, 50%) |
| CMYK | cmyk(85%, 55%, 0%, 13%) |
| LAB | lab(45.3 25.5 -68.3) |
| LCH | lch(45.3 72.9 290.5) |
| OKLCH | oklch(0.537 0.200 261.3) |
Copy-ready code
/* CSS */
color: #2164df;
background-color: #2164df;
/* Tailwind (arbitrary) */
class="text-[#2164df] bg-[#2164df]"
/* SCSS */
$brand: #2164df;
/* SwiftUI */
Color(red: 0.129, green: 0.392, blue: 0.875)
/* Android */
Color.parseColor("#2164df")Accessibility — WCAG contrast
Aa
#2164df on white: 5.31:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#2164df on black: 3.95:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green39.2%
Blue87.5%
CMYK percentages
Cyan85.2%
Magenta55.2%
Yellow0.0%
Key (black)12.5%
Color previews
#2164df text on a black background
contrast 3.95:1
Card sample
#2164df text on a white background
contrast 5.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2164df;
Background color
Panel with #2164df background
background-color: #2164df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2164df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 100, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 100, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2164df; background: linear-gradient(135deg, #2164df, #5D21DF);