What color is #878CA3?

#878CA3 is a grayish blue, closest to the named color Cool Gray. It belongs to the blue family of colors.

What is the RGB value of #878CA3?

The RGB value is 135, 140, 163: 135 red, 140 green and 163 blue on a 0 to 255 scale.

What is the complementary color of #878CA3?

The complementary color is #A39E87, found by rotating the hue 180° on the color wheel.

Is black or white text better on #878CA3?

Black text. Black text has a contrast ratio of 6.31:1 and white text 3.33:1. WCAG asks for at least 4.5:1 for normal text.

#878CA3 color

#878CA3 rgb(135, 140, 163)

Shades of blue

The hex color #878CA3 is a grayish blue.

In the RGB color model it is made of 52.9% red, 54.9% green and 63.9% blue (135, 140, 163).

Its hue angle is 229°, with 13% saturation and 58% lightness. For print, the CMYK equivalent is 17% cyan, 14% magenta, 0% yellow and 36% black.

The closest named color is Cool Gray (#8C92AC), a difference of 2.3 ΔE, a small difference.

Black text is the more readable choice on this background (contrast 6.31:1).

#878CA3 color codes

HEX	`#878CA3`
RGB	`rgb(135, 140, 163)`
RGB percent	`rgb(52.9%, 54.9%, 63.9%)`
HSL	`hsl(229, 13%, 58%)`
HSV / HSB	`hsv(229, 17%, 64%)`
CMYK	`cmyk(17%, 14%, 0%, 36%)`
CIE LAB	`lab(58.56, 3.12, -12.76)`
CIE LCH	`lch(58.56, 13.13, 283.76)`
CIE XYZ	`xyz(25.979, 26.551, 38.399)`
Decimal	`8883363`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #878CA3, 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 #878CA3	Ratio	AA	AAA	AA large
Sample text	6.31:1	Pass	Fail	Pass
Sample text	3.33:1	Fail	Fail	Pass

#878CA3 as text on	Ratio	AA	AAA	AA large
Sample text	3.33:1	Fail	Fail	Pass
Sample text	6.31:1	Pass	Fail	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 #878CA3 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #878ca3; }
.text { color: #878ca3; }
.border { border: 2px solid #878ca3; }
.transparent { background-color: rgb(135 140 163 / 50%); }
.gradient { background: linear-gradient(to right, #878ca3, #9087a3); }

Background

Text color

Border

Similar colors

Questions

What color is #878CA3?: #878CA3 is a grayish blue, closest to the named color Cool Gray. It belongs to the blue family of colors.
What is the RGB value of #878CA3?: The RGB value is 135, 140, 163: 135 red, 140 green and 163 blue on a 0 to 255 scale.
What is the complementary color of #878CA3?: The complementary color is #A39E87, found by rotating the hue 180° on the color wheel.
Is black or white text better on #878CA3?: Black text. Black text has a contrast ratio of 6.31:1 and white text 3.33:1. WCAG asks for at least 4.5:1 for normal text.