CMYK inks hada don yin dubban launuka
Idan ka duba hoto mai launi a allon kwamfutarka ko kamara na dijital, kana ganin shi a cikin launi mai suna RGB. Mai saka idanu yana amfani da jigon ja, kore da blue-ƙananan launuka masu launi-don samar da dukkan launuka da kuke gani.
Don haɓaka waɗannan hotunan hotuna masu launi a kan takarda, bugu da bugu suna amfani da launuka huɗu na tawada wanda aka zaba a matsayin launuka. Ana yin amfani da inksin kwasfa huɗu a takarda ko wasu substrates a cikin sassan dige da suka haɗu don ƙirƙirar mafarki da yawa launuka. CMYK yana nufin sunayen nau'in inkin hudu da ake amfani dasu a kan buga bugawa - maimakon subtractive da baki. Su ne:
- C shine cyan (launin launi) tawada
- M shi ne magenta (launin muni mai launi) ink
- Y ne tawada na rawaya
- K shi ne tawada mai duhu baki
Ana yin nau'in wallafe - wallafen daban-daban na kowane tsari na hudu.
Abũbuwan amfãni daga CMYK Bugunwa
Kwanan kuɗi na bugawa suna da alaka da adadin inks da aka yi amfani da su a aikin bugu. Amfani da CMYK tsari inks don samar da hotunan hotunan ƙayyade adadin inks a cikin wani aikin kawai hudu. Kusan kowane yanki mai launi-ko dai littafi, menu, flyer ko katin kasuwanci - an buga shi ne kawai cikin inks CMYK.
Ƙuntatawa na CMYK Bugu da ƙari
Kodayake hadarorin CMYK na iya samar da launuka fiye da 16,000, ba za su iya samar da launuka masu yawa kamar yadda ido na mutum zai iya gani ba. A sakamakon haka, zaku iya duba launuka a kan kwamfutarka na dubawa wanda baza a iya sake buga shi ta hanyar yin amfani da inks ba yayin da aka buga a takarda. Ɗaya daga cikin misalai shine launuka masu laushi. Ana iya buga su ta dace ta hanyar amfani da tawadar haske, amma ba ta amfani da inks na CMYK ba.
A wasu lokuta, kamar alamar kamfani inda launi ya dace daidai da sauran lokuta na wannan alamar, ɗakin CYMK zai iya ba da kwatancin irin launi. A wannan yanayin, tawada mai launi mai launi mai tsabta (yawanci ankin Pantone-ƙayyade) dole ne a yi amfani dashi.
Ana shirya Fayil na Fayiloli don Bugu
Lokacin shirya fayiloli na dijital don bugu da kasuwanci, yana da basira don canza wuri mai launi na hotunan RGB da graphics zuwa sararin samaniya na CMYK. Kodayake kamfanonin bugawa suna yin wannan ta atomatik a gare ku, yin fasalin kanka yana ba ka damar sanin duk wani canji mai launin launuka a cikin launuka da kake gani akan allon, don haka guje wa ƙarancin ban mamaki a cikin kayan da aka buga.
Idan kun yi amfani da hotuna masu cikakken launi a cikin aikinku kuma dole ne kuyi amfani da ɗaya ko biyu Pantone tabo launuka don dacewa da wata alama, mayar da hotunan zuwa CMYK, amma barin launuka masu launuka da aka ƙayyade kamar yadda ya dace. Ayyukanku zai zama aikin biyar ko shida a cikin wannan, wanda ya ƙãra farashin kayayyaki da bugu lokaci. Farashin samfurin da aka buga ya nuna wannan karuwa.
Lokacin da CMYK launuka suna nunawa a kan allon, kamar a kan yanar gizo ko a cikin kayan shafukan yanar gizonku, sun kasance kawai kimantawa game da abin da launi zai yi kama lokacin da aka buga. Akwai bambance-bambance. Idan launi yana da mahimmanci mahimmanci, nemi hujja na launi na aikin kafin a buga shi.
CMYK ba kawai tsarin buƙataccen launi ba ne, amma wannan ita ce mafi yawan hanyar da aka saba amfani da shi a Amurka. Wasu hanyoyin launi masu kyau sun haɗa da Hexachrome da 8C Dark / Light , wanda ke amfani da launin inkoki shida da takwas. Ana amfani da waɗannan hanyoyin a wasu ƙasashe kuma a aikace-aikace na musamman.