CMYK to RGB color conversion

CMYK to RGB color code converter and conversion formula.

CMYK to RGB conversion tool

Enter CMYK values from 0 to 1:

Enter cyan color (C):
Enter magenta color (M):
Enter yellow color (Y):
Enter black key color (K):
Red color (R):  
Green color (G):  
Blue color (B):  
Color preview:  

CMYK to RGB conversion formula

The R,G,B values are given in the range of 0..255.

The red (R) color is calculated from the cyan (C) and black (K) colors:

R = 255 × (1-C) × (1-K)

The green color (G) is calculated from the magenta (M) and black (K) colors:

G = 255 × (1-M) × (1-K)

The blue color (B) is calculated from the yellow (Y) and black (K) colors:

B = 255 × (1-Y) × (1-K)

CMYK to RGB table

Color Color


(C,M,Y,K) (R,G,B) Hex
  Black (0,0,0,1) (0,0,0) #000000
  White (0,0,0,0) (255,255,255) #FFFFFF
  Red (0,1,1,0) (255,0,0) #FF0000
  Green (1,0,1,0) (0,255,0) #00FF00
  Blue (1,1,0,0) (0,0,255) #0000FF
  Yellow (0,0,1,0) (255,255,0) #FFFF00
  Cyan (1,0,0,0) (0,255,255) #00FFFF
  Magenta (0,1,0,0) (255,0,255) #FF00FF