Color

#37331b

#37331b
hex#37331b
rgbrgb(55, 51, 27)
hslhsl(51, 34%, 16%)
oklchoklch(0.319 0.039 100)
Closest name: Graphite (#383428)Relative luminance 0.0326

Colors that go with #37331b

Dark Olive Green, Sienna and Steel Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Real palettes that use #37331b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1b1f37

#37251b · #2d371b

#1b3733 · #331b37

Split-complementary

Open in tool →

#1b2d37 · #251b37

#1b3725 · #1b1f37 · #371b2d

Contrast

#37331b as textRatioAAAA largeAAAFix
Aaon white
12.71:1passpasspassPasses AAA — no fix needed.
Aaon black
1.65:1failfailfail
  • AA: use #7e753e as the text (4.5:1)
  • AAA: use #a49851 as the text (7.19:1)
  • AA: or shift the background to #9c9c9c (4.63:1)
  • AAA: or shift the background to #c2c2c2 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #37331b as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#37331b reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #37331b
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

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

analyze #37331b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37331b-c4c29c-4eaadf-292d1f-f1ece9?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