Hex #78e287 or rgb(120,226,135) in RGB space is the tint of bluish green. It has hue angle of 128.49 degrees, value = 89 and saturation = 47. #78e287 can be obtained by mixing 4 colors: 3 drops of yellow, 4 drops of cyan, 5 drops of green, 5 drops of white.
Nearest safe hex - #66cc99. Below you can see the block with #78e287 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #78e287 to the mixer and play with it.