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Running Number
5,509,773
HEX
#54128D
RGB
84, 18, 141
HSL
272°,77%,31%
HSV
272°,87%,55%
CMYK
40%,87%,0%,45%
Brightness
20%
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
#54128D sits at 272° on the color wheel, placing it in the violet family of the cool half of the spectrum. With 77% saturation and 31% 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 84, 18, 141 produces a 11.36:1 contrast ratio against white, which clears WCAG AAA for body text in that pairing.
In RGB space #54128D is a close cousin of CSS indigo — about 23 units away from #4B0082. 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 #54128D in different programming languages
| Platform | Languages |
|---|---|
| Frontend | |
| Mobile | |
| Backend | |
| Others |
document.getElementById("box").style.backgroundColor = "#54128d";💡 Click any tab to see how to use #54128d in different programming languages