Indigo Blue is deep, cool-toned shade of mid blue. It is better contrasting with white. This color combines beautifully with mid yellow, green cyan or mid red
| Inverse Color | #c5e74e |
| Complementary Color | #8eb118 |
| Color Shade: | mid blue (253.33° hue) |
| Color Temperature: | cool |
| Lightness: | 39.41% (better contrasting with white) |
If you're looking for a similar mid blue shade, there are some better alternatives to Indigo Blue Color. The Blue Gem color for instance is a darker and a bit more vibrant option, however this color has a cool blue bias. Consider a darker and more saturated alternative called Pixie Powder (#391285) for more energetic effect. Try Blue Purple as it also a bit more faded and calm.
#8eb118 is the best complementary color to Indigo Blue. Mid yellow shades generally complement the mid blue hues best as they are found on the opposite end of the color wheel. The most popular #3a18b1 complementary color is Lima, as it offers maximum contrast and grab the viewer's attention.
The analogous palette of blue cyan, mid blue, and violet colors offers a soft combination of similar cool shades. The analogous colors of Persian Blue are #1842b1 and #8618b1. Thus found on the left and right of #3a18b1 on the color wheel with a 30° gap. Consider matching Persian Blue and Seance colors as they work well with Indigo Blue.
The split-complementary Indigo Blue palette consists of #42b118 and #b18618 colors. They can be found 30° apart on either side of the complementary color (#8eb118). Try Christi and Mandalay colors in combination with #3a18b1, as they are not as contrasting as a complementary color, hence, giving more hue variety to make your design stand out.
The triadic palette of #3a18b1 offers a combination of mid green and mid red shades and equally high contrast between the three of them. Find triadic colors at the 120° distance from the Indigo Blue. Thus Malachite and Thunderbird giving maximum hue separation to use all three together.
The square color palette of Indigo Blue contains three additional colors. Thus, complementary Lima, Cardinal, and Mountain Meadow split by 90° on the color wheel. #3a18b1 square combo is a palette of mid blue, red magenta, mid yellow and green cyan shades that work together well.
The tetradic palette is a bit more complex than the square and has more of a rectangle shape. Indigo Blue tetradic combo consists of mid yellow complementary color (#8eb118) and two others. The Thunderbird is positioned 120° clockwise from the primary color and Eastern Blue – 120° from the complementary Lima. This palette is not recommended to use as-is. Try to tweak the saturation and brightness of #b13a18 and #188eb1.
In a RGB color space, hex #3a18b1 is made of 22% red, 9% green and 68% blue. In a HSL mode Indigo Blue has a hue angle of 253.33°, a saturation of 76.12% and a lightness of 39.41%. In a CMYK space (used in printing only), hex #3a18b1 is made of 46.66% cyan, 60% magenta, 0% yellow and 30.59% black ink.
| HEX | #3a18b1 |
| RGB Decimal | rgb(58,24,177) |
| RGB Percentage | 22%, 9%, 68% |
| CMYK | 46.66, 60, 0, 30.59 |
| HSL | hsl(253.33,76.12%,39.41%) |
| HSV (or HSB) | hsv(253.33,86.44%,69.41%) |
| CIE-LAB | lab(25.9428,55.3128,-73.25) |
| XYZ | xyz(10.0074,4.7271,41.98) |