Castlerock Color


Castlerock is pale, cool-toned shade of mid blue. It is better contrasting with white. This color combines beautifully with warm yellow, warm cyan or warm red

Inverse Color #a0a19d
Complementary Color #61615e
Color Shade: mid blue (255° hue)
Color Temperature: cool
Lightness: 37.65% (better contrasting with white)
Castlerock Color Sample
Castlerock Color Sample

Better Alternatives To #5f5e62

If you're looking for a similar mid blue shade, there are some better alternatives to Castlerock Color. The Unexplained color for instance is a lighter and a bit more vibrant option, however this color has a cool blue bias. Consider a lighter and more saturated alternative called Promised Amethyst (#686278) for more energetic effect. Try Night Grey as it also a bit more vibrant and energetic.

Complementary Palette

#61615e is the best complementary color to Castlerock. Warm yellow shades generally complement the mid blue hues best as they are found on the opposite end of the color wheel. The most popular #5f5e62 complementary color is Storm Dust, as it offers maximum contrast and grab the viewer's attention.

Analogous Palette

The analogous palette of blue cyan, mid blue, and cool magenta colors offers a soft combination of similar cool shades. The analogous colors of Scarpa Flow are #5e5f61 and #615e61. Thus found on the left and right of #5f5e62 on the color wheel with a 30° gap. Consider matching Mid Gray and Scorpion colors as they work well with Castlerock.

Split-complementary Palette

The split-complementary Castlerock palette consists of #5f615e and #61615e colors. They can be found 30° apart on either side of the complementary color (#61615e). Try Storm Dust and Storm Dust colors in combination with #5f5e62, 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 #5f5e62 offers a combination of cool green and warm red shades and equally high contrast between the three of them. Find triadic colors at the 120° distance from the Castlerock. Thus Corduroy and Chicago giving maximum hue separation to use all three together.

Square Palette

The square color palette of Castlerock contains three additional colors. Thus, complementary Storm Dust, Scorpion, and Corduroy split by 90° on the color wheel. #5f5e62 square combo is a palette of mid blue, red magenta, warm yellow and warm cyan 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. Castlerock tetradic combo consists of warm yellow complementary color (#61615e) and two others. The Chicago is positioned 120° clockwise from the primary color and Corduroy – 120° from the complementary Storm Dust. This palette is not recommended to use as-is. Try to tweak the saturation and brightness of #615f5e and #5e6161.

Conversion Table

In a RGB color space, hex #5f5e62 is made of 33% red, 33% green and 34% blue. In a HSL mode Castlerock has a hue angle of 255°, a saturation of 2.08% and a lightness of 37.65%. In a CMYK space (used in printing only), hex #5f5e62 is made of 1.18% cyan, 1.57% magenta, 0% yellow and 61.57% black ink.

HEX #5f5e62
RGB Decimal rgb(95,94,98)
RGB Percentage 33%, 33%, 34%
CMYK 1.18, 1.57, 0, 61.57
HSL hsl(255,2.08%,37.65%)
HSV (or HSB) hsv(255,4.08%,38.43%)
CIE-LAB lab(40.1145,1.2462,-2.1464)
XYZ xyz(10.9266,11.3201,13.1644)