#511eef
a balanced, electric blue · warm · closest name: blue
RGB
81, 30, 239
HSL
255°, 87%, 53%
CMYK
66, 87, 0, 6
Luminance
0.0891
Every format
| HEX | #511eef |
| RGB | rgb(81, 30, 239) |
| HSL | hsl(255, 87%, 53%) |
| CMYK | cmyk(66%, 87%, 0%, 6%) |
| LAB | lab(35.8 71.3 -92.9) |
| LCH | lch(35.8 117.1 307.5) |
| OKLCH | oklch(0.480 0.272 279.8) |
Copy-ready code
/* CSS */
color: #511eef;
background-color: #511eef;
/* Tailwind (arbitrary) */
class="text-[#511eef] bg-[#511eef]"
/* SCSS */
$brand: #511eef;
/* SwiftUI */
Color(red: 0.318, green: 0.118, blue: 0.937)
/* Android */
Color.parseColor("#511eef")Accessibility — WCAG contrast
Aa
#511eef on white: 7.55:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#511eef on black: 2.78:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green11.8%
Blue93.7%
CMYK percentages
Cyan66.1%
Magenta87.4%
Yellow0.0%
Key (black)6.3%
Color previews
#511eef text on a black background
contrast 2.78:1
Card sample
#511eef text on a white background
contrast 7.55:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #511eef;
Background color
Panel with #511eef background
background-color: #511eef;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #511eef;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 30, 239, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 30, 239, 0.45);
Border & gradient
Gradient panel
border: 3px solid #511eef; background: linear-gradient(135deg, #511eef, #DC1EEF);