Photoshop: FOREGROUND & BACKGROUND COLOR TOOL (Short Cut Key-x)
Foreground and Background Color Tool. • Foreground Color Tool - When you type something, the color that can be found in the Typeface text is the foreground color. At the bottom of the toolbar you can see two color boxes one on top of the other, the color box at the top is the foreground color. Click on it to see the color picker box. Any color can be selected from the picker box.
• Backround Color Tool - Below the color box at the bottom of the color box is the background color box. Clicking on it will see the same color picker box. Then you can select the color of your choice. If you select and delete any part of the image, you can see the color that is in the background color box.