# Really Teal SW 6489

- Brand: Sherwin-Williams
- Code: SW 6489
- Hex: #0A5F6B (manufacturer-published)
- LRV: 9.31 (computed)
- Undertone: blue-green-leaning (cool, clear)
- Family: blacks
- Chroma: 0.0744 · Hue angle: 210.3°

Near-total absorption. Shows every surface flaw, so prep matters more than the colour choice.

Exterior: Highest heat gain and fade risk. Confirm the substrate is rated for it.

Screen colour is approximate. Obtain a physical sample before specifying.
Methodology: https://paintingmania.shop/color-methodology/