Strong Red has the hex code #EF0307. The equivalent RGB values are (239, 3, 7), which means it is composed of
96% red, 1% green and 3% blue. The CMYK color codes, used in printers, are C:0 M:99 Y:97 K:6. In the HSV/HSB scale, Strong Red has a hue of 359°, 99% saturation and a brightness value of 94%. 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.
Strong Red is not part of the web colors list and, therefore, cannot be used by name in HTML and CSS code. The best way to apply the color to a web page is to put in its hex, RGB or HSL values. Please also note that the Strong Red CMYK numbers mentioned on this page are only approximations and have been calculated from the hex code using well-known formulae.
The complement of Strong Red is Bright Turquoise with the hex code #03EFEB. Complementary colors are those found at the opposite ends of the color wheel. Thus, as per the RGB system, the best contrast to #EF0307 color is offered by #03EFEB. 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.
The analogous colors of Strong Red (#EF0307) are University Of Tennessee Orange (#EF7503) and Mexican Pink (#EF037D). In the RGB color wheel, these two analogous colors occur to the right and left of Strong Red with a 30° separation on either side. An analogous color palette is extremely soothing to the eyes and works wonders if your main color is soft or pastel.
As per the RGB color wheel, the split-complementary colors of Strong Red (#EF0307) are #03EF75 (Guppie Green) and #037DEF (Azure). 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.
Strong Red triadic color palette has three colors each of which is separated by 120° in the RGB wheel. Thus, #07EF03 (Electric Green) and #0307EF (Blue) along with #EF0307 create a stunning and beautiful triadic palette with the maximum variation in hue and, therefore, offering the best possible contrast when taken together.
The tetradic palette of Strong Red has four colors - #07EF03 (Electric Green), #03EFEB (Bright Turquoise) and #EB03EF (Phlox) in addition to the base color (#EF0307). A tetradic color palette is complex and, in most cases, should not be used off-the-shelf. We suggest tweaking the colors slightly to achieve desired results.
Strong Red square color palette has #7DEF03 (Lawn Green), #03EFEB (Bright Turquoise) and #7503EF (Electric Indigo). 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.
Strong Red Color Rainbow Palette
Our Strong Red rainbow color palette is based on the RGB 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.