Color #405f56 name: very dark desaturated greenish cian
Hex #405f56 or rgb(64,95,86) in RGB space is the tint of greenish cian. It has hue angle of 162.58 degrees, value = 37 and saturation = 33. #405f56 can be obtained by mixing 3 colors: 1 drop of yellow, 2 drops of blue, 1 drop of black.
Nearest safe hex - #336666. Below you can see the block with #405f56 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #405f56 to the mixer and play with it.