#2b63df
a balanced, vivid blue · cool · closest name: royalblue
RGB
43, 99, 223
HSL
221°, 74%, 52%
CMYK
81, 56, 0, 13
Luminance
0.1476
Every format
| HEX | #2b63df |
| RGB | rgb(43, 99, 223) |
| HSL | hsl(221, 74%, 52%) |
| CMYK | cmyk(81%, 56%, 0%, 13%) |
| LAB | lab(45.3 26.9 -68.3) |
| LCH | lch(45.3 73.4 291.5) |
| OKLCH | oklch(0.538 0.199 263.1) |
Copy-ready code
/* CSS */
color: #2b63df;
background-color: #2b63df;
/* Tailwind (arbitrary) */
class="text-[#2b63df] bg-[#2b63df]"
/* SCSS */
$brand: #2b63df;
/* SwiftUI */
Color(red: 0.169, green: 0.388, blue: 0.875)
/* Android */
Color.parseColor("#2b63df")Accessibility — WCAG contrast
Aa
#2b63df on white: 5.31:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#2b63df on black: 3.95:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red16.9%
Green38.8%
Blue87.5%
CMYK percentages
Cyan80.7%
Magenta55.6%
Yellow0.0%
Key (black)12.5%
Color previews
#2b63df text on a black background
contrast 3.95:1
Card sample
#2b63df text on a white background
contrast 5.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2b63df;
Background color
Panel with #2b63df background
background-color: #2b63df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2b63df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(43, 99, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(43, 99, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2b63df; background: linear-gradient(135deg, #2b63df, #6B2BDF);