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Running Number
8,724,928
HEX
#8521C0
RGB
133, 33, 192
HSL
278°,71%,44%
HSV
278°,83%,75%
CMYK
31%,83%,0%,25%
Brightness
32%
Type
Dark
AA Normal Text: ≥ 4.5:1
AA Large Text: ≥ 3.0:1
AAA Normal Text: ≥ 7.0:1
AAA Large Text: ≥ 4.5:1
#8521C0 sits at 278° on the color wheel, placing it in the violet family of the cool half of the spectrum. With 71% saturation and 44% lightness, it reads as a richly saturated, shadowed tone — a balanced mid-energy presence that sits comfortably alongside other UI tones. Its RGB mix of 133, 33, 192 produces a 7.06:1 contrast ratio against white, which clears WCAG AAA for body text in that pairing.
In RGB space #8521C0 is a clear variant of CSS blue-violet — about 36 units away from #8A2BE2. Designers reach for violet hues at this saturation when the brief calls for bold, immediate signal, and at this lightness when they want a present, comfortable mid-canvas voice. On screen the cool cast tends to pair best with warm neutrals in the 25°-45° range to add life.
See how this color appears in real UI elements
Button (filled)
Badge
Progress Bar
Link Hover
Input Focus Ring
Checkbox Active
Toggle Switch On
Slider Thumb
Card Border
Icon Highlight
Tooltip Background
Modal Header
Tab Active
Alert Box
Timeline Dot
Loading Spinner
Dropdown Selected
Table Row Highlight
Calendar Date
Mobile Device
See how to use #8521C0 in different programming languages
| Platform | Languages |
|---|---|
| Frontend | |
| Mobile | |
| Backend | |
| Others |
document.getElementById("box").style.backgroundColor = "#8521c0";💡 Click any tab to see how to use #8521c0 in different programming languages