Indigo Blue has the hex code #3F0FB7. The equivalent RGB values are (63, 15, 183), which means it is composed of
24% red, 6% green and 70% blue. The CMYK color codes, used in printers, are C:66 M:92 Y:0 K:28. In the HSV/HSB scale, Indigo Blue has a hue of 257°, 92% saturation and a brightness value of 72%. 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.
Indigo blue is a moderate violet blue color that can be applied to web pages with the help of HTML and/or CSS via its hexadecimal, RGB, CMYK or HSB color values.
The complement of Indigo Blue is Dark Lemon Lime with the hex code #87B70F. Complementary colors are those found at the opposite ends of the color wheel. Thus, as per the RGB system, the best contrast to #3F0FB7 color is offered by #87B70F. 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 Indigo Blue (#3F0FB7) are Violet (RYB) (#930FB7) and Persian Blue (#0F33B7). In the RGB color wheel, these two analogous colors occur to the right and left of Indigo Blue 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 Indigo Blue (#3F0FB7) are #B7930F (Gold Foil) and #33B70F (Yellow-Green (Color Wheel)). 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.
Indigo Blue triadic color palette has three colors each of which is separated by 120° in the RGB wheel. Thus, #B73F0F (Rust) and #0FB73F (Dark Pastel Green) along with #3F0FB7 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 Indigo Blue has four colors - #B73F0F (Rust), #87B70F (Dark Lemon Lime) and #0F87B7 (Cyan Cornflower Blue) in addition to the base color (#3F0FB7). 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.
Indigo Blue square color palette has #B70F33 (Cadmium Purple), #87B70F (Dark Lemon Lime) and #0FB793 (Persian 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.
Indigo Blue Color Rainbow Palette
Our Indigo Blue 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.