#A1A1A1 Color

#A1A1A1 is rgb(161, 161, 161) in RGB, hsl(0, 0%, 63%) in HSL, and about cmyk(0%, 0%, 0%, 37%) in CMYK. It has no registered color name of its own — the closest is Quick Silver (#A6A6A6), below the threshold most people can see at ΔE 1.87. Black text is the more readable choice on this background.

#A1A1A1

HEX#A1A1A1

RGBrgb(161, 161, 161)

HSLhsl(0, 0%, 63%)

HSVhsv(0, 0%, 63%)

CMYKcmyk(0%, 0%, 0%, 37%)

OKLCHoklch(70.9% 0 0)

LABlab(66.24% -0.00 0.00)

LCHlch(66.24% 0.00 0.00)

What #A1A1A1 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 #A1A1A1, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Quick Silver#A6A6A6ΔE 1.87 Dark Gray#A9A9A9ΔE 2.99 Spanish Gray#989898ΔE 3.4 Metallic Silver#A8A9ADΔE 3.73 Silver (Metallic)#AAA9ADΔE 3.83 Silver Chalice#ACACACΔE 4.11

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

#A1A1A1 Channel Values

How #A1A1A1 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 161 · B 161	8-bit channels as sent to the display
HSL	H 0° · S 0% · L 63%	Easiest model for building lighter and darker variants
HSV	H 0° · S 0% · V 63%	Matches the picker in most design tools
CMYK	C 0% · M 0% · Y 0% · K 37%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	2.58:1 vs white · 8.13:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #A1A1A1 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 text2.58:1AA normal AA large AAA normal

TextBlack text8.13:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #A1A1A1 in the contrast checker.

Colors That Go With #A1A1A1

Pairings derived from color-wheel relationships. The complementary color sits opposite #A1A1A1; 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 #A1A1A1

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 #A1A1A1.

How #A1A1A1 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#A1A1A1

Protanopia#A1A1A1

Protanomaly#A1A1A1

Deuteranopia#A1A1A1

Deuteranomaly#A1A1A1

Tritanopia#A1A1A1

Tritanomaly#A1A1A1

Achromatopsia#A1A1A1

Test a full palette in the color blindness simulator.

Using #A1A1A1 in Code

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

CSS custom property--color-a1a1a1: #A1A1A1;

CSS backgroundbackground-color: #A1A1A1;

Tailwind configcolors: { 'color-a1a1a1': '#A1A1A1' }

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

Android XML<color name="color_a1a1a1">#A1A1A1</color>

SVG fillfill="#A1A1A1"

More Gray Colors

#A1A1A1 sits in the gray family. These are its neighbours across that family's full range, each with its own breakdown.

a3a3a3 9f9fa9 a6a09b 9c9c9c a6a6a6 999999 a8a9ad 989898 a9a9a9 969696 a9a9b0 919191 acacac bebebe d1d1d1 262626 353839 43494e 51484f 5c5c5c 6b6e70 796878 838996 8e8c84

#A1A1A1 Frequently Asked Questions

What color is #A1A1A1?

#A1A1A1 is a light gray — rgb(161, 161, 161) in RGB and hsl(0, 0%, 63%) in HSL. It carries no registered color name of its own; the closest named color is Quick Silver (#A6A6A6), which is below the threshold most people can see at a CIE76 distance of 1.87.

What is the RGB value of #A1A1A1?

#A1A1A1 is rgb(161, 161, 161) — red 161, green 161, and blue 161 on the 0-255 scale.

What is the CMYK value of #A1A1A1?

#A1A1A1 converts to approximately cmyk(0%, 0%, 0%, 37%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #A1A1A1 be black or white?

Black text is the more readable choice. #A1A1A1 scores 2.58:1 against white and 8.13:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #A1A1A1 as a CSS color keyword?

No. #A1A1A1 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 darkgray (#A9A9A9) at a CIE76 distance of 2.99, which is very hard to tell apart.

Open #A1A1A1 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 gray in the color library, the guide to shades of gray, or the full color library.