#2159af
a dark, vivid blue · cool · closest name: royalblue
RGB
33, 89, 175
HSL
216°, 68%, 41%
CMYK
81, 49, 0, 31
Luminance
0.1056
Every format
| HEX | #2159af |
| RGB | rgb(33, 89, 175) |
| HSL | hsl(216, 68%, 41%) |
| CMYK | cmyk(81%, 49%, 0%, 31%) |
| LAB | lab(38.8 14.0 -51.0) |
| LCH | lch(38.8 52.9 285.4) |
| OKLCH | oklch(0.477 0.149 259.1) |
Copy-ready code
/* CSS */
color: #2159af;
background-color: #2159af;
/* Tailwind (arbitrary) */
class="text-[#2159af] bg-[#2159af]"
/* SCSS */
$brand: #2159af;
/* SwiftUI */
Color(red: 0.129, green: 0.349, blue: 0.686)
/* Android */
Color.parseColor("#2159af")Accessibility — WCAG contrast
Aa
#2159af on white: 6.75:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#2159af on black: 3.11:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green34.9%
Blue68.6%
CMYK percentages
Cyan81.1%
Magenta49.1%
Yellow0.0%
Key (black)31.4%
Color previews
#2159af text on a black background
contrast 3.11:1
Card sample
#2159af text on a white background
contrast 6.75:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2159af;
Background color
Panel with #2159af background
background-color: #2159af;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2159af;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 89, 175, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 89, 175, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2159af; background: linear-gradient(135deg, #2159af, #4821AF);