Cue-letter P

[Hugonis tractatus] de claustro animae
Source: gallica.bnf.fr

Bibliothèque nationale de France, Département des manuscrits, Latin 13417, fol. 5v.

Is it the lighting, the photography or just the way the capitals in this MS look, but the colors strike me as more vibrant than usual. In real life, they have to compete with that gold leaf though.