#633ff4
a balanced, electric blue · warm · closest name: blue
RGB
99, 63, 244
HSL
252°, 89%, 60%
CMYK
59, 74, 0, 4
Luminance
0.1274
Every format
| HEX | #633ff4 |
| RGB | rgb(99, 63, 244) |
| HSL | hsl(252, 89%, 60%) |
| CMYK | cmyk(59%, 74%, 0%, 4%) |
| LAB | lab(42.4 61.1 -84.8) |
| LCH | lch(42.4 104.5 305.8) |
| OKLCH | oklch(0.530 0.251 282.8) |
Copy-ready code
/* CSS */
color: #633ff4;
background-color: #633ff4;
/* Tailwind (arbitrary) */
class="text-[#633ff4] bg-[#633ff4]"
/* SCSS */
$brand: #633ff4;
/* SwiftUI */
Color(red: 0.388, green: 0.247, blue: 0.957)
/* Android */
Color.parseColor("#633ff4")Accessibility — WCAG contrast
Aa
#633ff4 on white: 5.92:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#633ff4 on black: 3.55:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red38.8%
Green24.7%
Blue95.7%
CMYK percentages
Cyan59.4%
Magenta74.2%
Yellow0.0%
Key (black)4.3%
Color previews
#633ff4 text on a black background
contrast 3.55:1
Card sample
#633ff4 text on a white background
contrast 5.92:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #633ff4;
Background color
Panel with #633ff4 background
background-color: #633ff4;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #633ff4;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(99, 63, 244, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(99, 63, 244, 0.45);
Border & gradient
Gradient panel
border: 3px solid #633ff4; background: linear-gradient(135deg, #633ff4, #DC3FF4);