Hex #627c5c or rgb(98,124,92) in RGB space is the tint of grass green. It has hue angle of 108.75 degrees, value = 49 and saturation = 26. #627c5c can be obtained by mixing 4 colors: 3 drops of yellow, 2 drops of magenta, 5 drops of blue, 3 drops of green.
Nearest safe hex - #666666. Below you can see the block with #627c5c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #627c5c to the mixer and play with it.