What color is #666C5C?

#666C5C is a grayish yellow-green, closest to the named color Italian Basil. It belongs to the gray family of colors.

What is the RGB value of #666C5C?

The RGB value is 102, 108, 92: 102 red, 108 green and 92 blue on a 0 to 255 scale.

What is the complementary color of #666C5C?

The complementary color is #625C6C, found by rotating the hue 180° on the color wheel.

Is black or white text better on #666C5C?

White text. Black text has a contrast ratio of 3.86:1 and white text 5.43:1. WCAG asks for at least 4.5:1 for normal text.

#666C5C color

#666C5C rgb(102, 108, 92)

Shades of gray

The hex color #666C5C is a grayish yellow-green.

In the RGB color model it is made of 40% red, 42.4% green and 36.1% blue (102, 108, 92).

Its hue angle is 82°, with 8% saturation and 39% lightness. For print, the CMYK equivalent is 6% cyan, 0% magenta, 15% yellow and 58% black.

The closest named color is Italian Basil (#5F6957), a difference of 2.5 ΔE, a small difference.

White text is the more readable choice on this background (contrast 5.43:1).

#666C5C color codes

HEX	`#666C5C`
RGB	`rgb(102, 108, 92)`
RGB percent	`rgb(40%, 42.4%, 36.1%)`
HSL	`hsl(82, 8%, 39%)`
HSV / HSB	`hsv(82, 15%, 42%)`
CMYK	`cmyk(6%, 0%, 15%, 58%)`
CIE LAB	`lab(44.69, -5.49, 8.18)`
CIE LCH	`lch(44.69, 9.86, 123.87)`
CIE XYZ	`xyz(12.774, 14.323, 12.215)`
Decimal	`6712412`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #666C5C, 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 #666C5C	Ratio	AA	AAA	AA large
Sample text	3.86:1	Fail	Fail	Pass
Sample text	5.43:1	Pass	Fail	Pass

#666C5C as text on	Ratio	AA	AAA	AA large
Sample text	5.43:1	Pass	Fail	Pass
Sample text	3.86:1	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 #666C5C looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #666c5c; }
.text { color: #666c5c; }
.border { border: 2px solid #666c5c; }
.transparent { background-color: rgb(102 108 92 / 50%); }
.gradient { background: linear-gradient(to right, #666c5c, #5e6c5c); }

Background

Text color

Border

Similar colors

Closest common color name: Ebony.

Questions

What color is #666C5C?: #666C5C is a grayish yellow-green, closest to the named color Italian Basil. It belongs to the gray family of colors.
What is the RGB value of #666C5C?: The RGB value is 102, 108, 92: 102 red, 108 green and 92 blue on a 0 to 255 scale.
What is the complementary color of #666C5C?: The complementary color is #625C6C, found by rotating the hue 180° on the color wheel.
Is black or white text better on #666C5C?: White text. Black text has a contrast ratio of 3.86:1 and white text 5.43:1. WCAG asks for at least 4.5:1 for normal text.