Membrane

4 registered materials · one tile is 1.2 m in the world

Value step — the lightness ladder, and who is already on it

The line this makes

1 authored colour

An accent carries a hex outright, so these sit outside the ladder by construction — no value step reaches them. The category exists for the colours a perceptual ladder genuinely cannot hit, a brand red or a signal yellow, and the restraint is the point.

Registered here

id	source	category	value
`membrane`	built-in	membrane	72	built in
`pack-int-black`	interiors	membrane	20
`pack-int-screen`	interiors	membrane	20
`wpod-screen`	workplace	membrane	`#20252a`