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#A166E1 Color

#A166E1 is rgb(161, 102, 225) in RGB, hsl(269, 67%, 64%) in HSL, and about cmyk(28%, 55%, 0%, 12%) in CMYK. It has no registered color name of its own — the closest is Amethyst (#9966CC), visibly different at ΔE 10.92. Black text is the more readable choice on this background.

#A166E1
HEX#A166E1
RGBrgb(161, 102, 225)
HSLhsl(269, 67%, 64%)
HSVhsv(269, 55%, 88%)
CMYKcmyk(28%, 55%, 0%, 12%)
OKLCHoklch(62.8% 0.183 303.7)
LABlab(54.05% 42.18 -54.52)
LCHlch(54.05% 68.93 307.72)

What #A166E1 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 #A166E1, 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.

#A166E1 Channel Values

How #A166E1 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 161 · G 102 · B 2258-bit channels as sent to the display
HSLH 269° · S 67% · L 64%Easiest model for building lighter and darker variants
HSVH 269° · S 55% · V 88%Matches the picker in most design tools
CMYKC 28% · M 55% · Y 0% · K 12%Approximate ink mix; confirm with an ICC profile before printing
Luminance3.82:1 vs white · 5.5:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #A166E1 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.

Fails AAWhite text3.82:1AA normal AA large AAA normal
TextBlack text5.5:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #A166E1 in the contrast checker.

Colors That Go With #A166E1

Pairings derived from color-wheel relationships. The complementary color sits opposite #A166E1; 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 #A166E1

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 #A166E1.

How #A166E1 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#A166E1
Protanopia#7373E1
Protanomaly#886EE1
Deuteranopia#7D7DE0
Deuteranomaly#8D75E1
Tritanopia#907F7F
Tritanomaly#9776AF
Achromatopsia#838383

Test a full palette in the color blindness simulator.

Using #A166E1 in Code

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

CSS custom property--color-a166e1: #A166E1;
CSS backgroundbackground-color: #A166E1;
Tailwind configcolors: { 'color-a166e1': '#A166E1' }
SwiftUIColor(red: 0.631, green: 0.400, blue: 0.882)
Android XML<color name="color_a166e1">#A166E1</color>
SVG fillfill="#A166E1"

More Purple Colors

#A166E1 sits in the purple family. These are its neighbours across that family's full range, each with its own breakdown.

#A166E1 Frequently Asked Questions

What color is #A166E1?

#A166E1 is a light purple — rgb(161, 102, 225) in RGB and hsl(269, 67%, 64%) in HSL. It carries no registered color name of its own; the closest named color is Amethyst (#9966CC), which is visibly different at a CIE76 distance of 10.92.

What is the RGB value of #A166E1?

#A166E1 is rgb(161, 102, 225) — red 161, green 102, and blue 225 on the 0-255 scale.

What is the CMYK value of #A166E1?

#A166E1 converts to approximately cmyk(28%, 55%, 0%, 12%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #A166E1 be black or white?

Black text is the more readable choice. #A166E1 scores 3.82:1 against white and 5.5:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #A166E1 as a CSS color keyword?

No. #A166E1 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 mediumpurple (#9370DB) at a CIE76 distance of 11.18, which is visibly different.

Open #A166E1 in a Tool

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