<Cool Ocean Harmony> 
1. Background - 
          
          #E3F2F8
        - A soft, light blue that provides a calm and airy background, enhancing readability and creating a serene environment. 
2. Text - 
          
          #1A1A1A
        - A deep, dark gray that ensures high contrast against the background, making it easy to read and comfortable for the eyes. 
3. Primary Action - 
          
          #00446A
        - A strong navy blue that serves as the primary action color, ideal for buttons and call-to-action elements to draw attention. 
4. Secondary Action - 
          
          #00A0DD
        - A bright cyan that complements the primary action color, creating a vibrant contrast for secondary actions and links. 
5. Accent - 
          
          #FF6F61
        - A warm coral that provides a pop of color, adding energy and visual interest without overwhelming the palette. 

This color palette, “Cool Ocean Harmony,” is designed to create a refreshing and engaging interface. The combination of blues reflects a calm ocean theme, while the coral accent adds warmth and liveliness. The colors selected ensure good contrast for readability and accessibility in accordance with WCAG 2.1 standards.

Follow-up Questions:

1. What type of application or website are you designing?
2. Do you have any specific preferences for additional accent colors or styles?
3. Are there particular UI components you would like to focus on (e.g., headers, buttons, etc.)?