Octagon black filled icon
Outline icon of a plain eight-sided octagon shape
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About the Octagon black filled icon
This icon shows a plain octagon outlined with eight equal sides and vertices, with no color fill or added elements. Its geometric symmetry makes it useful as a stop-sign silhouette, a badge or button frame, a chart or diagram node, a pattern tile, or a placeholder shape in wireframes and geometry teaching materials.
The shape uses a consistent thin stroke with sharp corners and equal side lengths, sitting neatly inside a square canvas. It pairs well with other polygon icons like hexagon, pentagon, and square. Scale it freely without distortion for badges or icon grids.
This is the solid black filled version of the octagon icon: a bold silhouette that reads clearly at 16-24 px and on dark or busy backgrounds, and prints well in one colour.
Get it free as an SVG vector or transparent PNG (16-512px), copy the SVG code, or restyle it in the free online editor — recolor any part, add gold, neon or gradient effects, animate it, or export EPS, PDF and DXF.
Free for personal and commercial use with attribution.
