Color

#3f271c

#3f271c
hex#3f271c
rgbrgb(63, 39, 28)
hslhsl(19, 38%, 18%)
oklchoklch(0.3 0.041 45.3)
Closest name: Ethereal Espresso (#3e2723)Relative luminance 0.0259

Colors that go with #3f271c

Charcoal, 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 #3f271c

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1c343f

#3f1c23 · #3f391c

#1c3f28 · #281c3f

Split-complementary

Open in tool →

#1c3f39 · #1c233f

#233f1c · #1c343f · #391c3f

Contrast

#3f271c as textRatioAAAA largeAAAFix
Aaon white
13.83:1passpasspassPasses AAA — no fix needed.
Aaon black
1.52:1failfailfail
  • AA: use #a5674a as the text (4.64:1)
  • AAA: use #c08b72 as the text (7.18:1)
  • AA: or shift the background to #949494 (4.56:1)
  • AAA: or shift the background to #bababa (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 #3f271c 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

#3f271c reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3f271c
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 #3f271c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3f271c-c4ad9c-62cbb9-2d2a1f-f1e9eb?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