Midnight Grey Color

#666a6d

Midnight Grey is pale, cool-toned shade of cool cyan. It is better contrasting with white. This color combines beautifully with warm red, warm green or warm magenta

Inverse Color #999592
Complementary Color #6d6865
Color Shade: cool cyan (205.71° hue)
Color Temperature: cool
Lightness: 41.37% (better contrasting with white)
Midnight Grey Color Sample
Midnight Grey Color Sample

Better Alternatives To #666a6d

If you're looking for a similar cool cyan shade, there are some better alternatives to Midnight Grey Color. The Sled color for instance is a darker and a bit more vibrant option, however this color has a mid cyan bias. Consider a lighter and more saturated alternative called Adeptus Battlegrey (#7c8286) for more energetic effect. Try Pebble Beach as it also a bit more faded and calm.

Complementary Palette

#6d6865 is the best complementary color to Midnight Grey. Warm red shades generally complement the cool cyan hues best as they are found on the opposite end of the color wheel. The most popular #666a6d complementary color is Flint, as it offers maximum contrast and grab the viewer's attention.

Analogous Palette

The analogous palette of warm cyan, cool cyan, and cool blue colors offers a soft combination of similar cool shades. The analogous colors of Nevada are #656d6c and #65666d. Thus found on the left and right of #666a6d on the color wheel with a 30° gap. Consider matching Corduroy and Mid Gray colors as they work well with Midnight Grey.

Split-complementary Palette

The split-complementary Midnight Grey palette consists of #6d6c65 and #6d6566 colors. They can be found 30° apart on either side of the complementary color (#6d6865). Try Ironside Gray and Scorpion colors in combination with #666a6d, as they are not as contrasting as a complementary color, hence, giving more hue variety to make your design stand out.

Triadic Palette

The triadic palette of #666a6d offers a combination of cool yellow and warm magenta shades and equally high contrast between the three of them. Find triadic colors at the 120° distance from the Midnight Grey. Thus Willow Grove and Scorpion giving maximum hue separation to use all three together.

Square Palette

The square color palette of Midnight Grey contains three additional colors. Thus, complementary Flint, Salt Box, and Willow Grove split by 90° on the color wheel. #666a6d square combo is a palette of cool cyan, cool magenta, warm red and warm green shades that work together well.

Tetradic Palette

The tetradic palette is a bit more complex than the square and has more of a rectangle shape. Midnight Grey tetradic combo consists of warm red complementary color (#6d6865) and two others. The Scorpion is positioned 120° clockwise from the primary color and Corduroy – 120° from the complementary Flint. This palette is not recommended to use as-is. Try to tweak the saturation and brightness of #6d6569 and #656d68.

Conversion Table

In a RGB color space, hex #666a6d is made of 32% red, 33% green and 34% blue. In a HSL mode Midnight Grey has a hue angle of 205.71°, a saturation of 3.32% and a lightness of 41.37%. In a CMYK space (used in printing only), hex #666a6d is made of 2.75% cyan, 1.18% magenta, 0% yellow and 57.25% black ink.

HEX #666a6d
RGB Decimal rgb(102,106,109)
RGB Percentage 32%, 33%, 34%
CMYK 2.75, 1.18, 0, 57.25
HSL hsl(205.71,3.32%,41.37%)
HSV (or HSB) hsv(205.71,6.42%,42.75%)
CIE-LAB lab(44.5709,-0.8904,-2.2172)
XYZ xyz(13.3938,14.237,16.5101)
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