# RGB2Hex_and_Hex2RGB.py

# RGB2Hex_and_Hex2RGB.py

def hex_to_rgb(value):
    value = value[1:]
    lv = len(value)
    return tuple(int(value[i:i + lv // 3], 16) for i in range(0, lv, lv // 3))

def rgb_to_hex(rgb):
    return '#%02x%02x%02x' % rgb

print hex_to_rgb("#ffffff")             # (255, 255, 255)
print rgb_to_hex((255, 255, 255))       # '#ffffff'