Allunan suna haɗa haske, masu bugawa suna haɗa tawada — don haka lambar HEX dole a fassara ta kafin a tura zuwa bugu. Wannan mai canzawa yana ba ka kashi na cyan, magenta, yellow da key wadanda suka fi dacewa da launin yanar gizonka yadda tawada zata iya.
Yadda sauyin HEX zuwa CMYK ke aiki
- Canza lamban HEX zuwa RGB ka raba kowace tashar da 255.
- Lissafa bangaren key (baki): K = 1 − max(R, G, B).
- Samar da sauran tawada ta hanyar cire wannan rabon baki: C = (1 − R − K) / (1 − K), kuma irin wannan tsari don magenta da yellow.
- Ninka dukkan ƙimar huɗu da 100 don samun kaso cikin ɗari. Pure black yana kaiwa kai tsaye zuwa 0/0/0/100.
Misali da ya yi aiki
Wannan kusan-daidai ne ba na’ura-wacce ba. Bugawa na gaske ya dogara da takarda, tawada da bayanan launi na ICC, don haka ɗauki sakamakon a matsayin wurin farawa ka tabbata ka binciki gwaji don launuka masu mahimmanci ga brand.
HEX da CMYK an bayyana su
Menene HEX?
Lambar HEX tana da hexadecimal mai haruffa shida da ke adana tashoshin ja, kore da shuɗi na launi bayan #. Kowanne ma'aurata na lambobi yana wakiltar tashar guda, daga 00 (babu) zuwa FF (cikakke), wanda ke bada irin waɗannan launuka miliyan 16.7 kamar RGB amma a gajeren rubutu. HEX shine tsohuwar zabin a CSS, kayan aikin zane da ƙa'idodin alama.
- Sintaks:
- #RRGGBB
- Iyakance:
- 00–FF per channel
- Mafi kyau don:
- CSS, miƙa aikin zane, ƙa'idodin alama
Menene CMYK?
CMYK shine tsarin tawada huɗu da ake amfani da shi wajen bugu: cyan, magenta, yellow da key (baki), kowane a matsayin ƙashi daga 0 zuwa 100. Tawada tana cire haske maimakon fitar da shi, saboda haka CMYK yana rufe ƙananan launuka fiye da allo — shi ya sa launukan haske na allo sau da yawa suna bayyana marasa haske bayan an buga su.
- Sintaks:
- cmyk(C%, M%, Y%, K%)
- Iyakance:
- 0–100% per ink
- Mafi kyau don:
- bugu, kunshin, aikin jarida mai shiryawa
teburin tunani na HEX zuwa CMYK
Mafi yawan launukan CSS, an sauya daga HEX zuwa CMYK.
| Launi | HEX | CMYK |
|---|---|---|
| black | #000000 | cmyk(0%, 0%, 0%, 100%) |
| white | #FFFFFF | cmyk(0%, 0%, 0%, 0%) |
| red | #FF0000 | cmyk(0%, 100%, 100%, 0%) |
| lime | #00FF00 | cmyk(100%, 0%, 100%, 0%) |
| blue | #0000FF | cmyk(100%, 100%, 0%, 0%) |
| yellow | #FFFF00 | cmyk(0%, 0%, 100%, 0%) |
| orange | #FFA500 | cmyk(0%, 35%, 100%, 0%) |
| teal | #008080 | cmyk(100%, 0%, 0%, 50%) |
| purple | #800080 | cmyk(0%, 100%, 0%, 50%) |
| gray | #808080 | cmyk(0%, 0%, 0%, 50%) |