Keystone Grey is pale, warm-toned shade of yellow green. It is better contrasting with white. This color combines beautifully with violet, mid red or blue cyan
| Inverse Color | #49444d |
| Complementary Color | #b6b1bb |
| Color Shade: | yellow green (93.33° hue) |
| Color Temperature: | warm |
| Lightness: | 71.57% (better contrasting with white) |
If you're looking for a similar yellow green shade, there are some better alternatives to Keystone Grey Color. The Colonial Revival Sea Green color for instance is a darker and a bit more vibrant option, however this color has a cool yellow bias. Consider a darker and more saturated alternative called Banksia (#a6b29a) for more energetic effect. Try Winter Squash as it also a bit more vibrant and energetic.
#b6b1bb is the best complementary color to Keystone Grey. Violet shades generally complement the yellow green hues best as they are found on the opposite end of the color wheel. The most popular #b6bbb2 complementary color is Chatelle, as it offers maximum contrast and grab the viewer's attention.
The analogous palette of mid yellow, yellow green, and mid green colors offers a soft combination of similar warm shades. The analogous colors of Green Spring are #babbb1 and #b1bbb2. Thus found on the left and right of #b6bbb2 on the color wheel with a 30° gap. Consider matching Mist Gray and Pumice colors as they work well with Keystone Grey.
The split-complementary Keystone Grey palette consists of #bbb1ba and #b2b1bb colors. They can be found 30° apart on either side of the complementary color (#b6b1bb). Try Pale Slate and Spun Pearl colors in combination with #b6bbb2, as they are not as contrasting as a complementary color, hence, giving more hue variety to make your design stand out.
The triadic palette of #b6bbb2 offers a combination of red magenta and blue cyan shades and equally high contrast between the three of them. Find triadic colors at the 120° distance from the Keystone Grey. Thus Pink Swan and Bombay giving maximum hue separation to use all three together.
The square color palette of Keystone Grey contains three additional colors. Thus, complementary Chatelle, Tower Gray, and Nobel split by 90° on the color wheel. #b6bbb2 square combo is a palette of yellow green, mid cyan, violet and mid red shades that work together well.
The tetradic palette is a bit more complex than the square and has more of a rectangle shape. Keystone Grey tetradic combo consists of violet complementary color (#b6b1bb) and two others. The Bombay is positioned 120° clockwise from the primary color and Tide – 120° from the complementary Chatelle. This palette is not recommended to use as-is. Try to tweak the saturation and brightness of #b1b5bb and #bbb6b1.
In a RGB color space, hex #b6bbb2 is made of 33% red, 34% green and 33% blue. In a HSL mode Keystone Grey has a hue angle of 93.33°, a saturation of 6.21% and a lightness of 71.57%. In a CMYK space (used in printing only), hex #b6bbb2 is made of 1.96% cyan, 0% magenta, 3.53% yellow and 26.67% black ink.
| HEX | #b6bbb2 |
| RGB Decimal | rgb(182,187,178) |
| RGB Percentage | 33%, 34%, 33% |
| CMYK | 1.96, 0, 3.53, 26.67 |
| HSL | hsl(93.33,6.21%,71.57%) |
| HSV (or HSB) | hsv(93.33,4.81%,73.33%) |
| CIE-LAB | lab(75.2644,-3.4014,3.9391) |
| XYZ | xyz(45.0976,48.7001,49.1426) |