<Todo List Web App Light>
1. Background - 
                            
                            #FFFFFF
                         - A clean and bright white background that provides a neutral canvas for the app, ensuring clarity and focus on the content.
2. Text - 
                            
                            #333333
                         - A dark gray color for primary text, ensuring strong readability against the white background while being softer than pure black.
3. Primary Action - 
                            
                            #007BFF
                         - A vibrant blue for primary actions like buttons and links, providing a clear call-to-action that stands out without being overwhelming.
4. Secondary Action - 
                            
                            #6C757D
                         - A muted gray for secondary actions, offering a subtle contrast to primary actions while still being easily identifiable.
5. Accent - 
                            
                            #FFC107
                         - A bright amber for accent elements such as notifications or highlights, adding a touch of warmth and energy to the interface.

This color palette is designed for a light-themed todo list web app, emphasizing clarity and usability. Each color has been chosen to ensure good contrast ratios and accessibility in line with WCAG 2.1 standards.

Follow-up Questions:

1. Are there any specific branding colors or themes you would like to incorporate?
2. Would you like additional variations for hover states or disabled elements?
3. Do you have any preferences for font styles or sizes to complement this color palette?