Dark Gray Carbon Fiber Composite HT

PLA CF · PLA · carbon-fiber

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Color values and print settings

Hex: #394658
RGB: 57, 70, 88
HSL: 215°, 21%, 28%
CIELAB: 29.30, -0.24, -12.38
Diameter: 1.75 mm

Printing this material

Abrasive — Contains fibre, mineral or metal filler that wears brass nozzles quickly. A hardened or ruby nozzle lasts; a stock brass one may not survive a spool.

True of PLA generally. Follow Protopasta’s own guidance for this spool.

Where to buy

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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

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Closest alternatives from other spools

Ranked by how close each one looks to #394658, measured perceptually. Useful when this color is out of stock or you print in a different material.

Other colors in PLA CF

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