5-step gradient: Luminous vivid red (#ff0000) to Luminous vivid cyan (#00ffff).

RGB Gradient: Luminous vivid red to Luminous vivid cyan

Spot colors

 
 
 
 
 
#ff0000 #bf3f3f #7f7f7f #3fbfbf #00ffff
Export palette (gpl/png/ase)

Linear gradient

CSS
background-image: linear-gradient(135deg, #ff0000, #00ffff);
Output

HSV Clockwise Gradient: Luminous vivid red to Luminous vivid cyan

Spot colors

 
 
 
 
 
#ff0000 #ffbf00 #7fff00 #00ff3f #00ffff
Export palette (gpl/png/ase)

Linear gradient

CSS
background-image: linear-gradient(135deg, #ff0000, #ffbf00, #7fff00, #00ff3f, #00ffff);
Output

HSV Counterclockwise Gradient: Luminous vivid red to Luminous vivid cyan

Spot colors

 
 
 
 
 
#ff0000 #ff00bf #7f00ff #003fff #00ffff
Export palette (gpl/png/ase)

Linear gradient

CSS
background-image: linear-gradient(135deg, #ff0000, #ff00bf, #7f00ff, #003fff, #00ffff);
Output