What color is #66688A?

#66688A is a grayish blue, closest to the named color Heron. It belongs to the blue family of colors.

What is the RGB value of #66688A?

The RGB value is 102, 104, 138: 102 red, 104 green and 138 blue on a 0 to 255 scale.

What is the complementary color of #66688A?

The complementary color is #8A8866, found by rotating the hue 180° on the color wheel.

Is black or white text better on #66688A?

White text. Black text has a contrast ratio of 3.91:1 and white text 5.37:1. WCAG asks for at least 4.5:1 for normal text.

#66688A color

#66688A rgb(102, 104, 138)

Shades of blue

The hex color #66688A is a grayish blue.

In the RGB color model it is made of 40% red, 40.8% green and 54.1% blue (102, 104, 138).

Its hue angle is 237°, with 15% saturation and 47% lightness. For print, the CMYK equivalent is 26% cyan, 25% magenta, 0% yellow and 46% black.

The closest named color is Heron (#6A6887), a difference of 1.8 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 5.37:1).

#66688A color codes

HEX	`#66688A`
RGB	`rgb(102, 104, 138)`
RGB percent	`rgb(40%, 40.8%, 54.1%)`
HSL	`hsl(237, 15%, 47%)`
HSV / HSB	`hsv(237, 26%, 54%)`
CMYK	`cmyk(26%, 25%, 0%, 46%)`
CIE LAB	`lab(45.03, 7.26, -18.96)`
CIE LCH	`lch(45.03, 20.3, 290.95)`
CIE XYZ	`xyz(15.016, 14.56, 26.059)`
Decimal	`6711434`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #66688A, 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 #66688A	Ratio	AA	AAA	AA large
Sample text	3.91:1	Fail	Fail	Pass
Sample text	5.37:1	Pass	Fail	Pass

#66688A as text on	Ratio	AA	AAA	AA large
Sample text	5.37:1	Pass	Fail	Pass
Sample text	3.91:1	Fail	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 #66688A looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #66688a; }
.text { color: #66688a; }
.border { border: 2px solid #66688a; }
.transparent { background-color: rgb(102 104 138 / 50%); }
.gradient { background: linear-gradient(to right, #66688a, #76668a); }

Background

Text color

Border

Similar colors

Closest common color name: Space Gray.

Questions

What color is #66688A?: #66688A is a grayish blue, closest to the named color Heron. It belongs to the blue family of colors.
What is the RGB value of #66688A?: The RGB value is 102, 104, 138: 102 red, 104 green and 138 blue on a 0 to 255 scale.
What is the complementary color of #66688A?: The complementary color is #8A8866, found by rotating the hue 180° on the color wheel.
Is black or white text better on #66688A?: White text. Black text has a contrast ratio of 3.91:1 and white text 5.37:1. WCAG asks for at least 4.5:1 for normal text.