Onsen Color

#66eebb

Onsen is calm, warm-toned shade of green cyan. It is better contrasting with black. This color combines beautifully with red magenta, mid yellow or violet

Inverse Color #914
Complementary Color #ee6698
Color Shade: green cyan (157.5° hue)
Color Temperature: warm
Lightness: 66.67% (better contrasting with black)
Onsen Color Sample
Onsen Color Sample

Better Alternatives To #66eebb

If you're looking for a similar green cyan shade, there are some better alternatives to Onsen Color. The Jittery Jade color for instance is a lighter and a bit more faded option, however this color has a cool green bias. Consider a lighter and more saturated alternative called Light Turquoise (#7ef4cc) for more energetic effect. Try Screen Glow as it also a bit more faded and calm.

Complementary Palette

#ee6698 is the best complementary color to Onsen. Red magenta shades generally complement the green cyan hues best as they are found on the opposite end of the color wheel. The most popular #6eb complementary color is Froly, as it offers maximum contrast and grab the viewer's attention.

Analogous Palette

The analogous palette of mid green, green cyan, and mid cyan colors offers a soft combination of similar warm shades. The analogous colors of White are #6e7 and #66dcee. Thus found on the left and right of #6eb on the color wheel with a 30° gap. Consider matching White and Spray colors as they work well with Onsen.

Split-complementary Palette

The split-complementary Onsen palette consists of #e76 and #e6d colors. They can be found 30° apart on either side of the complementary color (#ee6698). Try White and White colors in combination with #6eb, 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 #6eb offers a combination of orange and violet shades and equally high contrast between the three of them. Find triadic colors at the 120° distance from the Onsen. Thus White and White giving maximum hue separation to use all three together.

Square Palette

The square color palette of Onsen contains three additional colors. Thus, complementary Froly, Cornflower Blue, and White split by 90° on the color wheel. #6eb square combo is a palette of green cyan, mid blue, red magenta and mid yellow 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. Onsen tetradic combo consists of red magenta complementary color (#ee6698) and two others. The White is positioned 120° clockwise from the primary color and White – 120° from the complementary Froly. This palette is not recommended to use as-is. Try to tweak the saturation and brightness of #b6e and #9e6.

Conversion Table

In a RGB color space, hex #66eebb is made of 19% red, 45% green and 35% blue. In a HSL mode Onsen has a hue angle of 157.5°, a saturation of 80% and a lightness of 66.67%. In a CMYK space (used in printing only), hex #66eebb is made of 53.33% cyan, 0% magenta, 20% yellow and 6.67% black ink.

HEX #66eebb
RGB Decimal rgb(102,238,187)
RGB Percentage 19%, 45%, 35%
CMYK 53.33, 0, 20, 6.67
HSL hsl(157.5,80%,66.67%)
HSV (or HSB) hsv(157.5,57.14%,93.33%)
CIE-LAB lab(85.7868,-48.9701,13.6659)
XYZ xyz(45.0237,67.5617,57.6814)
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