A bl with color and disabilities

sign

they're mangas so they're black and white however they got the trope you want so might as well recommend them

https://www.mangago.zone/read-manga/hidamari_ga_kikoeru/

https://www.mangago.zone/read-manga/jouzetsuna_yubi/

https://www.mangago.zone/read-manga/urahara_to_dilemma/ chap 6

https://www.mangago.zone/read-manga/koko_ni_aru_kimi_no_oto/

https://www.mangago.zone/read-manga/kimi_no_koe_ga_kikitai/

https://www.mangago.zone/read-manga/harem_days/ chap 4-5

https://www.mangago.zone/read-manga/love_is_blind_kitano_megumi/

https://www.mangago.zone/read-manga/corsair/

https://www.mangago.zone/read-manga/kanashii_kotoba/

https://www.mangago.zone/read-manga/hoshi_dake_ga_shitteru/
https://www.mangago.zone/read-manga/isso_koe_ga_nakattara/
https://www.mangago.zone/read-manga/hidamari_ga_kikoeru/

https://www.mangago.zone/read-manga/silent_lover/

MC has sight problems
https://www.mangago.zone/read-manga/wind_blowing_tonight/

One boy is deaf and the other is blind in one eye. However it’s not a BL but the bromance is really strong, it almost like a shounen-ai.
https://www.mangago.zone/read-manga/nanohana_boys/

Uke is in wheelchair
https://www.mangago.zone/read-manga/starry_night/

Mental illness (both MCs)
https://www.mangago.zone/read-manga/silent_color/

Y'all are so lovely, thank you so much!!!