Hex #629d55 or rgb(98,157,85) in RGB space is the tint of grass green. It has hue angle of 109.17 degrees, value = 62 and saturation = 46. #629d55 can be obtained by mixing 4 colors: 5 drops of yellow, 2 drops of blue, 3 drops of cyan, 3 drops of black.
Nearest safe hex - #669966. Below you can see the block with #629d55 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #629d55 to the mixer and play with it.