5-step gradient: Very light green (#99ff99) to Luminous vivid red (#ff0000).

RGB Gradient: Very light green to Luminous vivid red

Spot colors

 
 
 
 
 
#99ff99 #b2bf72 #cc7f4c #e53f26 #ff0000

Linear gradient

CSS
background-image: linear-gradient(135deg, #99ff99, #ff0000);
Output

HSV Clockwise Gradient: Very light green to Luminous vivid red

Spot colors

 
 
 
 
 
#99ff99 #72ffff #4c4cff #ff26ff #ff0000

Linear gradient

CSS
background-image: linear-gradient(135deg, #99ff99, #72ffff, #4c4cff, #ff26ff, #ff0000);
Output

HSV Counterclockwise Gradient: Very light green to Luminous vivid red

Spot colors

 
 
 
 
 
#99ff99 #b8ff72 #ffff4c #ff9226 #ff0000

Linear gradient

CSS
background-image: linear-gradient(135deg, #99ff99, #b8ff72, #ffff4c, #ff9226, #ff0000);
Output