#66D9FF Hex Code

Color Name: Sky Blue (Crayola)

What is hex #66D9FF Color?

Sky Blue (Crayola) (Hex code: 66D9FF) Thumbnail

The color name of hex code #66D9FF is Sky Blue (Crayola). The RGB values are (102, 217, 255) which means it is composed of 18% red, 38% green and 44% blue. The CMYK color codes, used in printers, are C:60 M:15 Y:0 K:0. In the HSV/HSB scale, #66D9FF has a hue of 195°, 60% saturation and a brightness value of 100%.
Details of other color codes including equivalent web safe and HTML & CSS colors are given in the table below. Also listed are the closest Pantone® (PMS) and RAL colors.

Hex #66D9FF Color Codes

Color NameSky Blue (Crayola)
RGB Values(102, 217, 255)
CMYK Values(60%, 15%, 0%, 0%)
HSV/HSB Values(195°, 60%, 100%)
Closest Web Safe#66CCFF
Inverse Color#992600 [Brown]
Closest Pantone®Blue 0821 C
Closest RAL6027 [Light green]
Complementary Color#FF8C66 [Atomic Tangerine]
#66D9FF Converted to Grayscale Codes
Simple Average#BFBFBF
Desaturated#B3B3B3
Weighted Average (Most Common)#BBBBBB
Weighted Average (Luma)#C3C3C3
Weighted Average (Gamma Adjusted)#DBDBDB

Hex #66D9FF Color Palettes

Complementary color palette of 66D9FF. Complementary color is FF8C66

Complementary Palette

The complement of #66D9FF is #FF8C66 which is called Atomic Tangerine. Complementary colors are those found at the opposite ends of the color wheel. Thus, as per the RGB system, the best contrast to #66D9FF color is offered by #FF8C66. The complementary color palette is easiest to use and work with. Studies have shown that contrasting color palette is the best way to grab a viewer's attention.

Analogous color palette with (66D9FF, 668DFF and 66FFD9)

Analogous Palette

The analogous colors of #66D9FF are #668DFF and #66FFD9, called Cornflower Blue and Aquamarine, respectively. In the RGB color wheel, they are located to the right and left of #66D9FF with a 30° separation. An analogous color palette is extremely soothing to the eyes and works wonders if your main color is soft or pastel.

Split Complementary color palette with (66D9FF, FF668D and FFD966)

Split-Complementary Palette

As per the RGB color wheel, the split-complementary colors of #66D9FF are #FF668D (Ultra Red) and #FFD966 (Dandelion (Crayola)). A split-complementary color palette consists of the main color along with those on either side (30°) of the complementary color. Based on our research, usage of split-complementary palettes is on the rise online, especially in graphics and web sites designs. It may be because it is not as contrasting as the complementary color palette and, hence, results in a combination which is pleasant to the eyes.

Triadic color palette with (66D9FF, FF66D9 and D9FF66)

Triadic Palette

#66D9FF triadic color palette has three colors each of which is separated by 120° in the RGB wheel. Thus, #FF66D9 (Rose Pink) and #D9FF66 (Booger Buster) along with #66D9FF, our main color, create a stunning and beautiful triadic palette with the maximum variation in hue and, therefore, offering the best possible contrast when taken together.

Tetradic color palette with (66D9FF, FF66D9, FF8C66 and 66FF8C)

Tetradic Palette

The tetradic palette of #66D9FF has #FF66D9 (Rose Pink), #FF8C66 (Atomic Tangerine) and #66FF8C (Very Light Malachite Green). A tetradic color palette is complex and, in most cases, should not be used off-the-shelf. We suggest tweaking the colors a little bit to achieve desired results.

Square color palette with (66D9FF, D966FF, FF8C66 and 8DFF66)

Square Palette

The square color palette of #66D9FF contains #D966FF (Heliotrope), #FF8C66 (Atomic Tangerine) and #8DFF66 (Screamin' Green). Quite like triadic, the hues in a square palette are at the maximum distance from each other, which is 90°.
Note: For several colors purposes, a square palette may look much better than the tetrad color palette.

Rainbow color

Hex #66D9FF Rainbow Colors Palette

Our #66D9FF rainbow color palette is based on the RGB color model and consists of 7 colors, just like the traditional rainbow. You might not see a lot of variation in color, especially if the chosen color is dark or extremely light. However, this can lead interesting rainbow palettes that are faded, soft, pastel or dull.

#66D9FF Color Patterns

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    Sky Blue (Crayola) Gingham Checks

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    Sky Blue (Crayola) Vertical Stripes Pattern

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    Sky Blue (Crayola) Polka Dots Pattern

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    Sky Blue (Crayola) Honeycomb Pattern

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    Sky Blue (Crayola) Leaves Pattern

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    Sky Blue (Crayola) Houndstooth Pattern

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    Sky Blue (Crayola) Trellis Pattern

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    Sky Blue (Crayola) Plaid Pattern

Color names have been derived from known and trusted lists OR have been formulated by us. They are close approximations and may not translate to exact names. Also, color is perceived and named differently in cultures and communities around the world. As per studies, only a handful of colors are interpretted and named in the same way across the globe.