Oslo Grey Color


Oslo 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 #78726e
Complementary Color #918b87
Color Shade: cool cyan (204° hue)
Color Temperature: cool
Lightness: 54.9% (better contrasting with white)
Oslo Grey Color Sample
Oslo Grey Color Sample

Better Alternatives To #878d91

If you're looking for a similar cool cyan shade, there are some better alternatives to Oslo Grey Color. The Battleship Grey color for instance is a darker and a bit more faded option, however this color has a mid cyan bias. Consider a darker and more saturated alternative called Silver Hill (#6d747b) for more energetic effect. Try Metal Grey as it also a bit more vibrant and energetic.

Complementary Palette

#918b87 is the best complementary color to Oslo 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 #878d91 complementary color is Natural Gray, 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 Oslo Gray are #879190 and #878891. Thus found on the left and right of #878d91 on the color wheel with a 30° gap. Consider matching Gunsmoke and Waterloo colors as they work well with Oslo Grey.

Split-complementary Palette

The split-complementary Oslo Grey palette consists of #919087 and #918788 colors. They can be found 30° apart on either side of the complementary color (#918b87). Try Natural Gray and Hurricane colors in combination with #878d91, 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 #878d91 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 Oslo Grey. Thus Lemon Grass and Venus giving maximum hue separation to use all three together.

Square Palette

The square color palette of Oslo Grey contains three additional colors. Thus, complementary Natural Gray, Mamba, and Stack split by 90° on the color wheel. #878d91 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. Oslo Grey tetradic combo consists of warm red complementary color (#918b87) and two others. The Venus is positioned 120° clockwise from the primary color and Mantle – 120° from the complementary Natural Gray. This palette is not recommended to use as-is. Try to tweak the saturation and brightness of #91878d and #87918b.

Conversion Table

In a RGB color space, hex #878d91 is made of 32% red, 33% green and 34% blue. In a HSL mode Oslo Grey has a hue angle of 204°, a saturation of 4.35% and a lightness of 54.9%. In a CMYK space (used in printing only), hex #878d91 is made of 3.92% cyan, 1.57% magenta, 0% yellow and 43.14% black ink.

HEX #878d91
RGB Decimal rgb(135,141,145)
RGB Percentage 32%, 33%, 34%
CMYK 3.92, 1.57, 0, 43.14
HSL hsl(204,4.35%,54.9%)
HSV (or HSB) hsv(204,6.9%,56.86%)
CIE-LAB lab(58.2689,-1.3648,-2.891)
XYZ xyz(24.6274,26.245,30.5558)