Paint · Benjamin Moore · Grays

Benjamin Moore Charcoal Slate

HC-178 · #646769 · LRV 13.4

Compare with other brands: Sherwin-Williams Web Gray is a 98% match

Charcoal Slate (HC-178) is a dark cool gray from Benjamin Moore with a subtle blue undertone. Its LRV is about 13.4 (dark): it absorbs more light than it reflects. best in well-lit rooms, on accent walls, or on cabinetry. The closest match in another brand is Sherwin-Williams Web Gray (98% match).

Compare Charcoal Slate with other brands

Three catalogs stay in the list — tap another card to swap the last column. Matches are estimates from digital values, not official conversions. Always check a real sample.

LRV

13.4 · Dark

Undertone

Blue · subtle

Temperature

Cool

Code

HC-178

HEX

#646769

RGB

100, 103, 105

HSL

204°, 2%, 40%

Family

Grays

Colors similar to Charcoal Slate in Benjamin Moore

Neighboring tones from the same fan deck, if you want a shade lighter, darker, warmer, or cooler.

Charcoal Slate FAQ

What undertone does Charcoal Slate have?

Charcoal Slate is a dark cool gray with a subtle blue undertone. Its color temperature is cool. This is estimated from the digital color values; north-facing light pulls undertones cooler and warm bulbs pull them warmer, so check a real sample on your wall.

What is the LRV of Charcoal Slate?

Charcoal Slate has an LRV (Light Reflectance Value) of about 13.4 on a 0–100 scale, which is dark. It absorbs more light than it reflects. Best in well-lit rooms, on accent walls, or on cabinetry.

What is the closest match to Charcoal Slate in other brands?

Sherwin-Williams: Web Gray (SW 7075), 98%; HGTV Home by Sherwin-Williams: Web Gray (HGSW7075), 98%; Dunn-Edwards: Pointed Rock (DE6363), 98%; Valspar: High-Speed Steel (4005-2B), 97%; Behr: Imperial Gray (PPU26-02), 97%; Farrow & Ball: Down Pipe (No. 26), 96%; PPG: Lava Gray (PPG1038-6), 94%; Glidden: Lava Gray (PPG1038-6), 94%. Matches are estimated from digital color values and are not official conversions; always compare a real sample of both.

What is the HEX code of Charcoal Slate?

The HEX code of Charcoal Slate (HC-178) is #646769, RGB 100, 103, 105. Use it for digital mockups; painted color will vary with light and sheen.