Color

#331b19

#331b19
hex#331b19
rgbrgb(51, 27, 25)
hslhsl(5, 34%, 15%)
oklchoklch(0.254 0.039 25.2)
Closest name: Bruised Plum (#3b1921)Relative luminance 0.0156

Colors that go with #331b19

Charcoal, Sea Green and Sienna 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 #331b19

Tints & shades

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

Harmonies

Complementary

Open in tool →

#193133

#331924 · #332819

#19331b · #1b1933

Split-complementary

Open in tool →

#193328 · #192433

#243319 · #193133 · #281933

Contrast

#331b19 as textRatioAAAA largeAAAFix
Aaon white
16.01:1passpasspassPasses AAA — no fix needed.
Aaon black
1.31:1failfailfail
  • AA: use #ad5f58 as the text (4.55:1)
  • AAA: use #c28984 as the text (7.21:1)
  • AA: or shift the background to #8a8a8a (4.64:1)
  • AAA: or shift the background to #adadad (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #331b19 as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#331b19 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #331b19
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 #331b19 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/331b19-c4a49c-62cba1-2d261f-f1e9ec?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