Incorrect/darkened shulker box textures in hotbar

Shulker box icons in the hotbar appear significantly darker or desaturated compared to their actual colors in the inventory.

Steps to Reproduce

1. Put any dyed shulker box into the hotbar.

2. Compare its icon to its appearance in the inventory or the world

Observed Results

The icons are dark and have distorted colors.

Expected Results

Icons should display vibrant and correct colors.