5-step gradient: Very light cyan (#99ffff) to Strong red (#990000).

RGB Gradient: Very light cyan to Strong red

Spot colors

 
 
 
 
 
#99ffff #99bfbf #997f7f #993f3f #990000

Linear gradient

CSS
background-image: linear-gradient(135deg, #99ffff, #990000);
Output

HSV Clockwise Gradient: Very light cyan to Strong red

Spot colors

 
 
 
 
 
#99ffff #6786e5 #843dcc #b21a8c #990000

Linear gradient

CSS
background-image: linear-gradient(135deg, #99ffff, #6786e5, #843dcc, #b21a8c, #990000);
Output

HSV Counterclockwise Gradient: Very light cyan to Strong red

Spot colors

 
 
 
 
 
#99ffff #67e586 #84cc3d #b28c1a #990000

Linear gradient

CSS
background-image: linear-gradient(135deg, #99ffff, #67e586, #84cc3d, #b28c1a, #990000);
Output