Published by the manufacturer
Treat this hex as approximate until it is checked against a physical sample.
Closest alternatives from other spools
Ranked by CIEDE2000 difference from #B21A26. Useful when this colour is out of stock or you print in a different material.
eSUN 3D
Transparent Red
TPU-95A · TPU
Exact matchΔE 0.9eSUN 3D
Fire Engine Red
ABS+ · ABS
Excellent matchΔE 1.3FLASHFORGE
PLA Pro - Traffic Red
PLA
Excellent matchΔE 1.6Protopasta
Fleck'n Fire Red Glitter
HTPLA · PLA
Excellent matchΔE 1.7Dancyn 3D Prints
Maroon Red
PLA Basic · PLA
Excellent matchΔE 1.7Hatchbox
Red
PLA
Excellent matchΔE 1.9