There are sites to help you decide on your color options for your project.
Adobe Kuler: Color wheel | Color schemes
Create color schemes with the color wheel or browse thousands of color combinations from the Kuler community.
Color specifications are also provided in RGB (Photoshop) and HEX#
It provides a color scheme options under Explore.
Coolors
Generate infinite color palettes for your designs and share, export or save it to your profile.
Color Palette from an Image
Adobe Kuler: Color wheel | Color schemes
- Click on the Create button > click on
(on right) to choose
From An Image. - The image of a flower will appear, Kuler will choose five points to form a palette.
- If you don’t like this color palette, there are other options for
Color Moods: Colorful, Bright, Muted, Deep Dark and Custom. - Custom Mood: To change the selected colors, you can simply click and drag the points around on the image

Resources
Choosing the Best Color for your Designs
How to Choose a Color Scheme (When your not a Designer)