Sherwin-Williams Heartthrob#9C2C2A · LRV 7
Heartthrob reads as a red / warm — very dark — reads black in most rooms. The notes below cover the spec, what Sherwin-Williams SW 6866 actually looks like under different light, and the closest matches at competing US brands.
Color spec
| Brand | Sherwin-Williams |
| Name | Heartthrob |
| SKU | SW 6866 |
| Hex | #9C2C2A |
| RGB | 156, 44, 42 |
| HSL | 1°, 58%, 39% |
| LRV | 7 |
| Undertone | red / warm |
| Family | Red |
Kompozit alternative
The closest hex in the Kompozit deck, ranked by ΔE2000 (perceptual color difference). ΔE under 2 is indistinguishable to most eyes; under 5 is a very close visual match.
Closest matches at every US brand
9 brands · top 5 each5 closest matches per brand by ΔE2000, computed against each brand's full deck. Tap any swatch for its full single-color spec; tap the brand title to browse all red from that brand.
Behr
Magnolia Home
Backdrop
Valspar
Benjamin Moore
Dunn-Edwards
PPG / Glidden
Farrow & Ball
Clare
Coordinated palette
Generated by hue-rotating #9C2C2A in HSL space. Pair Heartthrob with one accent and one neutral — the swatches below are starting points, not final picks.
Accessibility (WCAG contrast)
WCAG 2.1: AA = 4.5:1 normal text · AA Large = 3:1 large text · AAA = 7:1 normal text.