#2156df
a balanced, vivid blue · cool · closest name: royalblue
RGB
33, 86, 223
HSL
223°, 75%, 50%
CMYK
85, 61, 0, 13
Luminance
0.1231
Every format
| HEX | #2156df |
| RGB | rgb(33, 86, 223) |
| HSL | hsl(223, 75%, 50%) |
| CMYK | cmyk(85%, 61%, 0%, 13%) |
| LAB | lab(41.7 34.5 -74.2) |
| LCH | lch(41.7 81.8 294.9) |
| OKLCH | oklch(0.510 0.216 264.0) |
Copy-ready code
/* CSS */
color: #2156df;
background-color: #2156df;
/* Tailwind (arbitrary) */
class="text-[#2156df] bg-[#2156df]"
/* SCSS */
$brand: #2156df;
/* SwiftUI */
Color(red: 0.129, green: 0.337, blue: 0.875)
/* Android */
Color.parseColor("#2156df")Accessibility — WCAG contrast
Aa
#2156df on white: 6.07:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#2156df on black: 3.46:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green33.7%
Blue87.5%
CMYK percentages
Cyan85.2%
Magenta61.4%
Yellow0.0%
Key (black)12.5%
Color previews
#2156df text on a black background
contrast 3.46:1
Card sample
#2156df text on a white background
contrast 6.07:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2156df;
Background color
Panel with #2156df background
background-color: #2156df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2156df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 86, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 86, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2156df; background: linear-gradient(135deg, #2156df, #6B21DF);