#2f57ac
a dark, vivid blue · cool · closest name: royalblue
RGB
47, 87, 172
HSL
221°, 57%, 43%
CMYK
73, 49, 0, 33
Luminance
0.1040
Every format
| HEX | #2f57ac |
| RGB | rgb(47, 87, 172) |
| HSL | hsl(221, 57%, 43%) |
| CMYK | cmyk(73%, 49%, 0%, 33%) |
| LAB | lab(38.5 15.9 -49.7) |
| LCH | lch(38.5 52.1 287.7) |
| OKLCH | oklch(0.476 0.144 263.1) |
Copy-ready code
/* CSS */
color: #2f57ac;
background-color: #2f57ac;
/* Tailwind (arbitrary) */
class="text-[#2f57ac] bg-[#2f57ac]"
/* SCSS */
$brand: #2f57ac;
/* SwiftUI */
Color(red: 0.184, green: 0.341, blue: 0.675)
/* Android */
Color.parseColor("#2f57ac")Accessibility — WCAG contrast
Aa
#2f57ac on white: 6.82:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#2f57ac on black: 3.08:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red18.4%
Green34.1%
Blue67.5%
CMYK percentages
Cyan72.7%
Magenta49.4%
Yellow0.0%
Key (black)32.5%
Color previews
#2f57ac text on a black background
contrast 3.08:1
Card sample
#2f57ac text on a white background
contrast 6.82:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2f57ac;
Background color
Panel with #2f57ac background
background-color: #2f57ac;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2f57ac;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(47, 87, 172, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(47, 87, 172, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2f57ac; background: linear-gradient(135deg, #2f57ac, #5A2FAC);