Hex #5de18b or rgb(93,225,139) in RGB space is the tint of bluish green. It has hue angle of 140.91 degrees, value = 88 and saturation = 59. #5de18b can be obtained by mixing 4 colors: 2 drops of yellow, 4 drops of cyan, 3 drops of green, 2 drops of white.
Nearest safe hex - #66cc99. Below you can see the block with #5de18b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5de18b to the mixer and play with it.