You definitely need a light neutral earth tone, something in the cool blues or greens to reflect and bounce the lighting in your room, perfect with the red, black and white.
such as a light turquoise
http://s950.photobucket.com/albums/ad344/sheilabell33/?action=view¤t=paletuquoisebedtwinsdomino3-1.jpg - colors -not design : (
Then pick out a bed in a bag, rug, wall decor/mirror, lighting, accents and accessories.
for ex.
http://www.target.com/Mod-Flower-Bed-Bag/dp/B002TJDA9I/ref=sr_1_19?ie=UTF8&searchView=grid5&keywords=red%20bedding&fromGsearch=true&sr=1-19&qid=1298203407&rh=&searchRank=target104545&id=Mod%20Flower%20Bed%20Bag&node=1038576%7C1287991011&searchSize=90&searchPage=1&searchNodeID=1038576%7C1287991011&searchBinNameList=subjectbin%2Cprice%2Ctarget_com_primary_color-bin%2Ctarget_com_size-bin%2Ctarget_com_brand-bin&frombrowse=0
or
http://www.kmart.com/shc/s/p_10151_10104_070B014903960001P?prdNo=18&blockNo=168&blockType=G168
http://www.target.com/gp/detail.html/191-6282198-4010718?asin=B001JHELN0&AFID=Froogle_df&LNM=|B001JHELN0&CPNG=home%20decor&ci_src=14110944&ci_sku=B001JHELN0&ref=tgt_adv_XSG10001
http://www.target.com/Storage-Ottoman-Black/dp/B003VAO1XI/ref=sr_1_10?ie=UTF8&searchView=grid5&keywords=storage%20ottoman%20-%20black&fromGsearch=true&sr=1-10&qid=1298212870&rh=&searchRank=target104545&id=Storage%20Ottoman%20Black&node=1038614&searchSize=90&searchPage=1&searchNodeID=1038614&searchBinNameList=subjectbin%2Cprice%2Ctarget_com_primary_color-bin%2Ctarget_com_size-bin%2Ctarget_com_brand-bin&frombrowse=0 - plus extra seating
http://www.target.com/Wall-Cubes-Set-3-Red/dp/B004EMYV46/ref=sr_1_12?ie=UTF8&searchView=grid5&keywords=red%20decor&fromGsearch=true&sr=1-12&qid=1298202814&rh=price%3A0-1499&searchRank=target104545&id=Wall%20Cubes%20Set%203%20Red&node=1038576%7C1287991011&searchSize=90&searchPage=1&searchNodeID=1038576%7C1287991011&searchBinNameList=subjectbin%2Cprice%2Ctarget_com_primary_color-bin%2Ctarget_com_size-bin%2Ctarget_com_brand-bin&frombrowse=0 - w/glass figurines, flameless candles
http://www.target.com/Wall-Ledges-Set-2-Red/dp/B004EMYUX8/ref=sr_1_13?ie=UTF8&searchView=grid5&keywords=red%20decor&fromGsearch=true&sr=1-13&qid=1298202814&rh=price%3A0-1499&searchRank=target104545&id=Wall%20Ledges%20Set%202%20Red&node=1038576%7C1287991011&searchSize=90&searchPage=1&searchNodeID=1038576%7C1287991011&searchBinNameList=subjectbin%2Cprice%2Ctarget_com_primary_color-bin%2Ctarget_com_size-bin%2Ctarget_com_brand-bin&frombrowse=0
Bulletin/memo board to hang above your desk for notes, photos, cards...
http://www.etsy.com/search/handmade?q=red+black++memo+boards
Easy and inexpensive to make one by wrapping a piece of fabric to the back of a corkboard and staple in place.
You can buy 1/2 yard (18x45") of fabric for about $2 in tons of different black/red/white colors, patterns and designs at any fabric store or sewing section in dept stores. walmart/kmart
Wall decals http://www.dezignwithaz.com/
Use contact paper ($5 roll-walmart) easy to draw and cut out any shapes or designs,
then just peel & stick, easy to remove with no damage to walls, plus reusable.
http://www.threadbanger.com/decorityourself/episode/DEC_20080520 - not head silhouettes : (