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Approximate screen color · source authority unverified

Treat this hex as approximate until it is checked against a physical sample.

FormFutura

Charcoal Grey

ASA ReForm – rApollo · ASA

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Color values and print settings
Hex
#666666
RGB
102, 102, 102
HSL
0°, 0%, 40%
CIELAB
43.19, -0.00, 0.00
Diameter
1.75 mm · 2.85 mm

Printing this material

  • Enclosure recommended — Shrinks enough while cooling that draughts cause warping and split layers. An enclosure, or simply a still room, makes the difference.

True of ASA generally. Follow FormFutura’s own guidance for this spool.

Where to buy

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Closest alternatives from other spools

Ranked by how close each one looks to #666666, measured perceptually. Useful when this color is out of stock or you print in a different material.

Other colors in ASA ReForm – rApollo

See everything close to #666666 →