#A151B3 Color

#A151B3 is rgb(161, 81, 179) in RGB, hsl(289, 39%, 51%) in HSL, and about cmyk(10%, 55%, 0%, 30%) in CMYK. It has no registered color name of its own — the closest is Purpureus (#9A4EAE), below the threshold most people can see at ΔE 2.27. White text is the more readable choice on this background.

#A151B3

HEX#A151B3

RGBrgb(161, 81, 179)

HSLhsl(289, 39%, 51%)

HSVhsv(289, 55%, 70%)

CMYKcmyk(10%, 55%, 0%, 30%)

OKLCHoklch(57.1% 0.165 320)

LABlab(47.70% 44.92 -38.24)

LCHlch(47.70% 59.00 319.59)

What #A151B3 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 #A151B3, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Purpureus#9A4EAEΔE 2.27 Purple Plum#9C51B6ΔE 2.92 Rich Lilac#B666D2ΔE 9.49 Rich Lavender#A76BCFΔE 10.96 Deep Fuchsia#C154C1ΔE 11.62 Amethyst#9966CCΔE 12.49

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

#A151B3 Channel Values

How #A151B3 breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

Model	Channels	Notes
RGB	R 161 · G 81 · B 179	8-bit channels as sent to the display
HSL	H 289° · S 39% · L 51%	Easiest model for building lighter and darker variants
HSV	H 289° · S 55% · V 70%	Matches the picker in most design tools
CMYK	C 10% · M 55% · Y 0% · K 30%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	4.84:1 vs white · 4.34:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #A151B3 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 text4.84:1AA normal AA large AAA normal

Fails AABlack text4.34:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #A151B3 in the contrast checker.

Colors That Go With #A151B3

Pairings derived from color-wheel relationships. The complementary color sits opposite #A151B3; 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 #A151B3

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 #A151B3.

How #A151B3 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#A151B3

Protanopia#6565B3

Protanomaly#815DB3

Deuteranopia#7373B2

Deuteranomaly#8867B2

Tritanopia#976464

Tritanomaly#9B5D8B

Achromatopsia#727272

Test a full palette in the color blindness simulator.

Using #A151B3 in Code

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

CSS custom property--color-a151b3: #A151B3;

CSS backgroundbackground-color: #A151B3;

Tailwind configcolors: { 'color-a151b3': '#A151B3' }

SwiftUIColor(red: 0.631, green: 0.318, blue: 0.702)

Android XML<color name="color_a151b3">#A151B3</color>

SVG fillfill="#A151B3"

More Purple Colors

#A151B3 sits in the purple family. These are its neighbours across that family's full range, each with its own breakdown.

150024 fdf8ff 170b22 fdf4ff 1b0d35 faf5ff 1d0731 fae8ff 1e0033 f6cfff 20002e f3e8ff 300052 402060 541490 6600cc 7008e7 8806ce 9900cc a11fff b19cd9 c27aff cebeef e0b2eb

#A151B3 Frequently Asked Questions

What color is #A151B3?

#A151B3 is a mid-tone purple — rgb(161, 81, 179) in RGB and hsl(289, 39%, 51%) in HSL. It carries no registered color name of its own; the closest named color is Purpureus (#9A4EAE), which is below the threshold most people can see at a CIE76 distance of 2.27.

What is the RGB value of #A151B3?

#A151B3 is rgb(161, 81, 179) — red 161, green 81, and blue 179 on the 0-255 scale.

What is the CMYK value of #A151B3?

#A151B3 converts to approximately cmyk(10%, 55%, 0%, 30%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #A151B3 be black or white?

White text is the more readable choice. #A151B3 scores 4.84:1 against white and 4.34:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #A151B3 as a CSS color keyword?

No. #A151B3 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 mediumorchid (#BA55D3) at a CIE76 distance of 14.8, which is visibly different.

Open #A151B3 in a Tool

Hex to RGB Hex to HSL Hex to CMYK Hex to OKLCH Hex to Pantone Build a palette Make a gradient

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