Liquid Mercury
N510-5 · #757A80 · LRV 19 — neutral with no strong undertone, dark — high drama, needs strong daylight or warm bulbs.
- 1Black Fox7
- 2Pewter Green12
- 3Liquid Mercury19
- 4Stardew43
- 5Quietude48
What Color Is Liquid Mercury, Really?
Liquid Mercury reads as a neutral with no strong undertone — dark — high drama, needs strong daylight or warm bulbs. The notes below cover how Behr N510-5 behaves in different light and the closest matches at competing US brands.
Best Rooms and Uses for Liquid Mercury
Liquid Mercury works best as a feature — a single wall, built-ins, a study or dining room — rather than wrapping a whole bright space. Grays like this read as a modern neutral and sit comfortably alongside both warm woods and cool metals.
How Lighting Changes Liquid Mercury
With an LRV of 19, Liquid Mercury is a deep, dramatic shade. It soaks up light in north-facing rooms and looks richest where strong daylight hits it. Because it carries almost no measurable hue, it stays a true neutral and pairs cleanly with nearly any trim or floor. Warm artificial light softens it; cool LED can make it look flat, so match your bulbs to the mood you want.
Most complaints about Liquid Mercury are a light mismatch. Upload a photo of your actual room and see it on your walls — then ask for the same wall in north light or evening lamps before you buy a single sample.
Need It From Another Brand?
Any paint counter can custom-tint Behr N510-5 directly. If you would rather stay in one brand's own deck, these are the closest stock matches, measured as ΔE2000. Under 2 is a difference you will not see on the wall.
| Brand | Closest color | ΔE | LRV | |
|---|---|---|---|---|
| Sherwin-Williams | Foggy DaySW 6235 · Sherwin-Williams | 3.4 | 20 | Color page → |
| Benjamin Moore | Smoke Gray2120-40 · Benjamin Moore | 0.7 | 21 | Color page → |
| Valspar | Elephant Gray4006-2A · Valspar | 1.5 | 18.9 | Color page → |
| PPG / Glidden | Favorite FlannelPPG10-19 · PPG / Glidden | 1.4 | 18 | Color page → |
| Glidden | Elegant Charcoal00NN 20/000 · Glidden | 3.4 | 20 | Color page → |
| HGTV Home by Sherwin-Williams | Special GrayHGSW 3373 · HGTV Home by Sherwin-Williams | 4.3 | 19 | Color page → |
Similar Behr Colors
The nearest shades to Liquid Mercury within Behr's own range, ranked by perceptual color distance — useful when you want the same look a touch lighter, darker, or warmer.
WCAG 2.1: AA is 4.5 : 1 for normal text, 3 : 1 for large text, AAA is 7 : 1.
Coordinated palette
Generated by hue-rotating #757A80 in HSL space. Pair Liquid Mercury with one accent and one neutral — the swatches below are starting points, not final picks.
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