rgb(0, 15, 36)       rgb(25, 26, 0)       rgb(35, 31, 32)       rgb(36, 0, 0)       rgb(0, 0, 0)   
                                                                          

 

This design (800 x 800) makes the differences more obvious. How clearly you can see the differences will depend upon the calibration of your monitor or display screen.