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| Unit | Sign used | Description |
|---|---|---|
| Pixel | px | Pixel of the viewing device. |
| em | em | The relevant font size. |
| ex | ex | The 'x-height' of the relevant font. |
| Unit | Sign used | Description |
|---|---|---|
| Inches | in | 1 inch is equal to 2.54 centimeters and approximately 96 pixels. |
| centimeters | cm | Known measurement unit.100 cm = 1 meter. |
| Millimeters | mm | Known measurement unit.1000 mm = 1 meter |
| Points | pt | 1 pt = 1/72 nd pf an inch. |
| Picas | pc | 1 pica = 12 points. |
| Keywords | RGB | Hexa decimal |
|---|---|---|
| aqua | 0,25,255 | #00ffff |
| black | 0,0,0 | #000000 |
| blue | 0,0,255 | #0000ff |
| fuchsia | 255,0,255 | #ff00ff |
| gray | 128,128,128 | #808080 |
| green | 0,128,0 | #008000 |
| lime | 0,255,0 | #00ff00 |
| maroon | 128,0,0 | #800000 |
| navy | 0,0,128 | #000080 |
| olive | 128,128,0 | #808000 |
| orange | 255,165,0 | #ffA500 |
| purple | 128,0,128 | #800080 |
| red | 255,0,0 | #ff0000 |
| silver | 192,192,192 | #c0c0c0 |
| teal | 0,128,128 | #008080 |
| white | 255,255,255 | #ffffff |
| yellow | 255,255,0 | #ffff00 |