#3933aa
a dark, vivid blue · warm · closest name: slateblue
RGB
57, 51, 170
HSL
243°, 54%, 43%
CMYK
67, 70, 0, 33
Luminance
0.0614
Every format
| HEX | #3933aa |
| RGB | rgb(57, 51, 170) |
| HSL | hsl(243, 54%, 43%) |
| CMYK | cmyk(67%, 70%, 0%, 33%) |
| LAB | lab(29.8 39.8 -62.7) |
| LCH | lch(29.8 74.3 302.4) |
| OKLCH | oklch(0.411 0.182 277.0) |
Copy-ready code
/* CSS */
color: #3933aa;
background-color: #3933aa;
/* Tailwind (arbitrary) */
class="text-[#3933aa] bg-[#3933aa]"
/* SCSS */
$brand: #3933aa;
/* SwiftUI */
Color(red: 0.224, green: 0.200, blue: 0.667)
/* Android */
Color.parseColor("#3933aa")Accessibility — WCAG contrast
Aa
#3933aa on white: 9.43:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#3933aa on black: 2.23:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green20.0%
Blue66.7%
CMYK percentages
Cyan66.5%
Magenta70.0%
Yellow0.0%
Key (black)33.3%
Color previews
#3933aa text on a black background
contrast 2.23:1
Card sample
#3933aa text on a white background
contrast 9.43:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3933aa;
Background color
Panel with #3933aa background
background-color: #3933aa;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3933aa;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 51, 170, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 51, 170, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3933aa; background: linear-gradient(135deg, #3933aa, #8833AA);