Derek's Good Old Gray HT

PLA

Color values and print settings

Hex: #7A838E
RGB: 122, 131, 142
HSL: 213°, 8%, 52%
CIELAB: 54.37, -0.92, -7.04
Diameter: 1.75 mm · 2.85 mm
Nozzle: 195–215 °C
Bed: 55–65 °C

Where to buy

This purchase link is an affiliate link, so Filament Select may earn a commission at no extra cost to you. As an Amazon Associate, Filament Select earns from qualifying purchases. Ranking is determined by color difference alone and is never influenced by commission. Full disclosure.

Protopasta’s own store hasn’t listed this colour since Sep 29, 2026. It may be out of stock until a restock. We check the store several times a day.

Amazon

Opens a related Amazon listing for Steel Composite. Derek's Good Old Gray HT has not been matched; check the available options there.

Find on Amazon

Closest alternatives from other spools

Ranked by how close each one looks to #7A838E, measured perceptually. Useful when this color is out of stock or you print in a different material.

Other colors in PLA

See everything close to #7A838E →