Hex #888b9f or rgb(136,139,159) in RGB space is the tint of blue violet. It has hue angle of 232.17 degrees, value = 62 and saturation = 14. #888b9f can be obtained by mixing 4 colors: 5 drops of red, 2 drops of blue, 5 drops of cyan, 3 drops of white.
Nearest safe hex - #999999. Below you can see the block with #888b9f color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #888b9f to the mixer and play with it.