Chena (/tʃɛnɑː/) kana Jena ruvara runopesanisana neruvara nhema. Zvinhu zviri ruvara rwechena zvinhu zvakaita semukaka, mazino ne makore. Shoko rekuti Chena rinobva kushoko rekuti; Huchena. Ruvara chena ndiro ruvara rwakajekesa uye ruri achromatic (isina hyu). Neipapo, nhema kushaikwa kweruvara, asi chena kuvapo kweruvara, zvisinei mumashoko ekufananidzira chena inoshandiswa zvakasiyana. Kazhinji mumataurirwo akadai se-'peji risina chinhu'kana 'kanivhasi isina chinhu' (blank canvas), ese ari maviri anemavara machena. Mitauro mazhinji (kana asiri ese) ane zita reruvara huchena pamwe neruvara nhema, uye kunyange pfumbu. Muhunhu weVaShona mavara anoonekwa muzvikamu zvina; zvitsuku (ranjisi netsvuku), zvitema (nhema, bhuruu, hute nezerere), zvichena (chena, pfumbu nehuroro) nezvitsuku futi (zvitsvukutsvuku se; tsvukuchena, indwi, nevhiore). Ruvara chena muChiShona mucherechedzo wemufaro nekuvamutsvene, uye inowanzo pfekwa nekuda kwezvikonzero zveutsvene. Ruvara chena runobatanidzwawo parutendo pamwe nezvimwe zvitendero zvakaita seMapositori vanopfeka ruvara rwezvikonzero zvekunamata. Shoko rekuti chena rine zvirevo zvakapetwa zviviri muChiShona, rinogona kureva ruvara uye rinogona kurevawo utsanana.