What color is #ACAAB1?

#ACAAB1 is a gray, closest to the named color Ultimate Gray. It belongs to the gray family of colors.

What is the RGB value of #ACAAB1?

The RGB value is 172, 170, 177: 172 red, 170 green and 177 blue on a 0 to 255 scale.

What is the complementary color of #ACAAB1?

The complementary color is #AFB1AA, found by rotating the hue 180° on the color wheel.

Is black or white text better on #ACAAB1?

Black text. Black text has a contrast ratio of 9.14:1 and white text 2.3:1. WCAG asks for at least 4.5:1 for normal text.

#ACAAB1 color

#ACAAB1 rgb(172, 170, 177)

Shades of gray

The hex color #ACAAB1 is a gray.

In the RGB color model it is made of 67.5% red, 66.7% green and 69.4% blue (172, 170, 177).

Its hue angle is 257°, with 4% saturation and 68% lightness. For print, the CMYK equivalent is 3% cyan, 4% magenta, 0% yellow and 31% black.

The closest named color is Ultimate Gray (#A9A8A9), a difference of 3.4 ΔE, a small difference.

Black text is the more readable choice on this background (contrast 9.14:1).

#ACAAB1 color codes

HEX	`#ACAAB1`
RGB	`rgb(172, 170, 177)`
RGB percent	`rgb(67.5%, 66.7%, 69.4%)`
HSL	`hsl(257, 4%, 68%)`
HSV / HSB	`hsv(257, 4%, 69%)`
CMYK	`cmyk(3%, 4%, 0%, 31%)`
CIE LAB	`lab(69.96, 2.04, -3.34)`
CIE LCH	`lch(69.96, 3.91, 301.49)`
CIE XYZ	`xyz(39.322, 40.694, 47.37)`
Decimal	`11315889`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #ACAAB1, 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 #ACAAB1	Ratio	AA	AAA	AA large
Sample text	9.14:1	Pass	Pass	Pass
Sample text	2.3:1	Fail	Fail	Fail

#ACAAB1 as text on	Ratio	AA	AAA	AA large
Sample text	2.3:1	Fail	Fail	Fail
Sample text	9.14:1	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 #ACAAB1 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #acaab1; }
.text { color: #acaab1; }
.border { border: 2px solid #acaab1; }
.transparent { background-color: rgb(172 170 177 / 50%); }
.gradient { background: linear-gradient(to right, #acaab1, #b0aab1); }

Background

Text color

Border

Similar colors

Questions

What color is #ACAAB1?: #ACAAB1 is a gray, closest to the named color Ultimate Gray. It belongs to the gray family of colors.
What is the RGB value of #ACAAB1?: The RGB value is 172, 170, 177: 172 red, 170 green and 177 blue on a 0 to 255 scale.
What is the complementary color of #ACAAB1?: The complementary color is #AFB1AA, found by rotating the hue 180° on the color wheel.
Is black or white text better on #ACAAB1?: Black text. Black text has a contrast ratio of 9.14:1 and white text 2.3:1. WCAG asks for at least 4.5:1 for normal text.