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#A91FFF Color

#A91FFF is rgb(169, 31, 255) in RGB, hsl(277, 100%, 56%) in HSL, and about cmyk(34%, 88%, 0%, 0%) in CMYK. It has no registered color name of its own — the closest is Vibrant Purple (#AA00FF), very hard to tell apart at ΔE 4.52. White text is the more readable choice on this background.

#A91FFF
HEX#A91FFF
RGBrgb(169, 31, 255)
HSLhsl(277, 100%, 56%)
HSVhsv(277, 88%, 100%)
CMYKcmyk(34%, 88%, 0%, 0%)
OKLCHoklch(58.9% 0.289 306.1)
LABlab(46.81% 75.94 -82.92)
LCHlch(46.81% 112.44 312.49)

What #A91FFF Is Called

Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #A91FFF, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Browse the full index of named colors A-Z or every purple in the library.

#A91FFF Channel Values

How #A91FFF breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

ModelChannelsNotes
RGBR 169 · G 31 · B 2558-bit channels as sent to the display
HSLH 277° · S 100% · L 56%Easiest model for building lighter and darker variants
HSVH 277° · S 88% · V 100%Matches the picker in most design tools
CMYKC 34% · M 88% · Y 0% · K 0%Approximate ink mix; confirm with an ICC profile before printing
Luminance4.85:1 vs white · 4.33:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #A91FFF background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.

TextWhite text4.85:1AA normal AA large AAA normal
Fails AABlack text4.33:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #A91FFF in the contrast checker.

Colors That Go With #A91FFF

Pairings derived from color-wheel relationships. The complementary color sits opposite #A91FFF; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
Complementary
Analogous
Analogous
Triadic
Triadic
Split comp.
Split comp.

Tints & Shades of #A91FFF

Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.

Tints

Shades

Want a full 50-950 ramp with semantic roles? Generate design tokens from #A91FFF.

How #A91FFF Looks with Color Vision Deficiency

Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.

Typical#A91FFF
Protanopia#4F4FFF
Protanomaly#7D41FF
Deuteranopia#6969FE
Deuteranomaly#8754FE
Tritanopia#8E6868
Tritanomaly#9A54B9
Achromatopsia#717171

Test a full palette in the color blindness simulator.

Using #A91FFF in Code

Copy-ready declarations for the places this color usually ends up.

CSS custom property--color-a91fff: #A91FFF;
CSS backgroundbackground-color: #A91FFF;
Tailwind configcolors: { 'color-a91fff': '#A91FFF' }
SwiftUIColor(red: 0.663, green: 0.122, blue: 1.000)
Android XML<color name="color_a91fff">#A91FFF</color>
SVG fillfill="#A91FFF"

More Purple Colors

#A91FFF sits in the purple family. These are its neighbours across that family's full range, each with its own breakdown.

#A91FFF Frequently Asked Questions

What color is #A91FFF?

#A91FFF is a mid-tone purple — rgb(169, 31, 255) in RGB and hsl(277, 100%, 56%) in HSL. It carries no registered color name of its own; the closest named color is Vibrant Purple (#AA00FF), which is very hard to tell apart at a CIE76 distance of 4.52.

What is the RGB value of #A91FFF?

#A91FFF is rgb(169, 31, 255) — red 169, green 31, and blue 255 on the 0-255 scale.

What is the CMYK value of #A91FFF?

#A91FFF converts to approximately cmyk(34%, 88%, 0%, 0%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #A91FFF be black or white?

White text is the more readable choice. #A91FFF scores 4.85:1 against white and 4.33:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #A91FFF as a CSS color keyword?

No. #A91FFF is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is darkviolet (#9400D3) at a CIE76 distance of 15.2, which is visibly different.

Open #A91FFF in a Tool

Keep exploring: every purple in the color library, the guide to shades of purple, or the full color library.