What color is #ACA9AB?

#ACA9AB is a gray, closest to the named color Ultimate Gray. It belongs to the gray family of colors.

What is the RGB value of #ACA9AB?

The RGB value is 172, 169, 171: 172 red, 169 green and 171 blue on a 0 to 255 scale.

What is the complementary color of #ACA9AB?

The complementary color is #A9ACAA, found by rotating the hue 180° on the color wheel.

Is black or white text better on #ACA9AB?

Black text. Black text has a contrast ratio of 9.02:1 and white text 2.33:1. WCAG asks for at least 4.5:1 for normal text.

#ACA9AB color

#ACA9AB rgb(172, 169, 171)

Shades of gray

The hex color #ACA9AB is a gray.

In the RGB color model it is made of 67.5% red, 66.3% green and 67.1% blue (172, 169, 171).

Its hue angle is 320°, with 2% saturation and 67% lightness. For print, the CMYK equivalent is 0% cyan, 2% magenta, 1% yellow and 33% black.

The closest named color is Ultimate Gray (#A9A8A9), a difference of 1.4 ΔE, which is barely visible.

Black text is the more readable choice on this background (contrast 9.02:1).

#ACA9AB color codes

HEX	`#ACA9AB`
RGB	`rgb(172, 169, 171)`
RGB percent	`rgb(67.5%, 66.3%, 67.1%)`
HSL	`hsl(320, 2%, 67%)`
HSV / HSB	`hsv(320, 2%, 67%)`
CMYK	`cmyk(0%, 2%, 1%, 33%)`
CIE LAB	`lab(69.53, 1.44, -0.65)`
CIE LCH	`lch(69.53, 1.58, 335.79)`
CIE XYZ	`xyz(38.551, 40.087, 44.227)`
Decimal	`11315627`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #ACA9AB, based on their position on the color wheel.

Complementary

The color opposite on the color wheel (180°). Strongest contrast.

Analogous

Neighbors 30° either side. Calm, natural combinations.

Split complementary

The two colors next to the complement (150° and 210°).

Triadic

Three colors evenly spaced, 120° apart.

Tetradic (square)

Four colors 90° apart.

Shades, tints and tones

Shades (darker, mixed with black)

Tints (lighter, mixed with white)

Tones (mixed with gray)

Contrast and accessibility

Text on #ACA9AB	Ratio	AA	AAA	AA large
Sample text	9.02:1	Pass	Pass	Pass
Sample text	2.33:1	Fail	Fail	Fail

#ACA9AB as text on	Ratio	AA	AAA	AA large
Sample text	2.33:1	Fail	Fail	Fail
Sample text	9.02:1	Pass	Pass	Pass

WCAG 2 asks for 4.5:1 for normal text (AA), 7:1 for AAA, and 3:1 for large text. Check other pairs.

Color blindness simulation

How #ACA9AB looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #aca9ab; }
.text { color: #aca9ab; }
.border { border: 2px solid #aca9ab; }
.transparent { background-color: rgb(172 169 171 / 50%); }
.gradient { background: linear-gradient(to right, #aca9ab, #aca9aa); }

Background

Text color

Border

Similar colors

Questions

What color is #ACA9AB?: #ACA9AB is a gray, closest to the named color Ultimate Gray. It belongs to the gray family of colors.
What is the RGB value of #ACA9AB?: The RGB value is 172, 169, 171: 172 red, 169 green and 171 blue on a 0 to 255 scale.
What is the complementary color of #ACA9AB?: The complementary color is #A9ACAA, found by rotating the hue 180° on the color wheel.
Is black or white text better on #ACA9AB?: Black text. Black text has a contrast ratio of 9.02:1 and white text 2.33:1. WCAG asks for at least 4.5:1 for normal text.