Color

#372f2f

#372f2f
hex#372f2f
rgbrgb(55, 47, 47)
hslhsl(0, 8%, 20%)
oklchoklch(0.314 0.012 17.8)
Closest name: Dark Charcoal (#333232)Relative luminance 0.0305

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#2f3737

#372f33 · #37332f

#2f372f · #2f2f37

Split-complementary

Open in tool →

#2f3733 · #2f3337

#33372f · #2f3737 · #332f37

Contrast

#372f2f as textRatioAAAA largeAAAFix
Aaon white
13.04:1passpasspassPasses AAA — no fix needed.
Aaon black
1.61:1failfailfail
  • AA: use #847171 as the text (4.58:1)
  • AAA: use #a49494 as the text (7.24:1)
  • AA: or shift the background to #999999 (4.58:1)
  • AAA: or shift the background to #bfbfbf (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #372f2f as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#372f2f reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #372f2f
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #372f2f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/372f2f-c4a19c-62cb98-2d251f-f1e9ed?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md