With a little config you can do that using Plymouth, a number of themes for it have have custom themed LUKS prompts. https://wiki.archlinux.org/title/plymouth

With a little config you can do that using Plymouth, a number of themes for it have have custom themed LUKS prompts. https://wiki.archlinux.org/title/plymouth https://wiki.archlinux.org/title/plymouth https://forum.manjaro.org/t/how-to-theme-luks/79792/2 https://forum.manjaro.org/t/how-to-theme-luks/79792/2