SPSCalendar.css listed in the /_layouts/SPS/SPSCalendar.css directory; This is loaded each time you implement SPSRollUpCalendar and it can be used to establish your own styles.
You can use this styles in the BackgroundColorClassName attribute.
All styles begin with the prefix SPSCal_ (Ivory = SPSCal_Ivory)
The next table contains the colors that SPSCalendar.css contains, additionally you can add to this file your own styles.
| Ivory | #FFFFF0 |
| Beige | #F5F5DC |
| Wheat | #F5DEB3 |
| Tan | #D2B48C |
| Khaki | #C3B091 |
| Silver | #C0C0C0 |
| Gray | #808080 |
| Charcoal | #464646 |
| NavyBlue | #000080 |
| RoyalBlue | #084C9E |
| MediumBlue | #0000CD |
| Azure | #007FFF |
| Cyan | #00FFFF |
| Aquamarine | #7FFFD4 |
| Teal | #008080 |
| ForestGreen | #228B22 |
| Olive | #808000 |
| Chartreuse | #7FFF00 |
| Lime | #BFFF00 |
| Golden | #FFD700 |
| Goldenrod | #DAA520 |
| Coral | #FF7F50 |
| Salmon | #FA8072 |
| HotPink | #FC0FC0 |
| Fuchsia | #FF77FF |
| Puce | #CC8899 |
| Mauve | #E0B0FF |
| Lavender | #B57EDC |
| Plum | #843179 |
| Indigo | #4B0082 |
| Maroon | #800000 |
| Crimson | #DC143C |