#421bfd
a balanced, electric blue · warm · closest name: blue
RGB
66, 27, 253
HSL
250°, 98%, 55%
CMYK
74, 89, 0, 1
Luminance
0.0903
Every format
| HEX | #421bfd |
| RGB | rgb(66, 27, 253) |
| HSL | hsl(250, 98%, 55%) |
| CMYK | cmyk(74%, 89%, 0%, 1%) |
| LAB | lab(36.0 74.8 -100.4) |
| LCH | lch(36.0 125.3 306.7) |
| OKLCH | oklch(0.483 0.291 274.2) |
Copy-ready code
/* CSS */
color: #421bfd;
background-color: #421bfd;
/* Tailwind (arbitrary) */
class="text-[#421bfd] bg-[#421bfd]"
/* SCSS */
$brand: #421bfd;
/* SwiftUI */
Color(red: 0.259, green: 0.106, blue: 0.992)
/* Android */
Color.parseColor("#421bfd")Accessibility — WCAG contrast
Aa
#421bfd on white: 7.48:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#421bfd on black: 2.81:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green10.6%
Blue99.2%
CMYK percentages
Cyan73.9%
Magenta89.3%
Yellow0.0%
Key (black)0.8%
Color previews
#421bfd text on a black background
contrast 2.81:1
Card sample
#421bfd text on a white background
contrast 7.48:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #421bfd;
Background color
Panel with #421bfd background
background-color: #421bfd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #421bfd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 27, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 27, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #421bfd; background: linear-gradient(135deg, #421bfd, #D91BFD);