5-step gradient: Strong cyan (#009999) to Luminous vivid blue (#0000ff).

RGB Gradient: Strong cyan to Luminous vivid blue

Spot colors

 
 
 
 
 
#009999 #0072b2 #004ccc #0026e5 #0000ff

Linear gradient

CSS
background-image: linear-gradient(135deg, #009999, #0000ff);
Output

HSV Clockwise Gradient: Strong cyan to Luminous vivid blue

Spot colors

 
 
 
 
 
#009999 #0085b2 #0066cc #0039e5 #0000ff

Linear gradient

CSS
background-image: linear-gradient(135deg, #009999, #0085b2, #0066cc, #0039e5, #0000ff);
Output

HSV Counterclockwise Gradient: Strong cyan to Luminous vivid blue

Spot colors

 
 
 
 
 
#009999 #2cb200 #cc6600 #e500ac #0000ff

Linear gradient

CSS
background-image: linear-gradient(135deg, #009999, #2cb200, #cc6600, #e500ac, #0000ff);
Output