Color

#381a29

#381a29
hex#381a29
rgbrgb(56, 26, 41)
hslhsl(330, 37%, 16%)
oklchoklch(0.266 0.052 349.9)
Closest name: Black-Hearted (#3e1825)Relative luminance 0.0174

Colors that go with #381a29

Charcoal, Dark Olive Green and Sea Green 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1a3829

#381a38 · #381a1a

#29381a · #1a2938

Split-complementary

Open in tool →

#1a381a · #1a3838

#38381a · #1a3829 · #1a1a38

Contrast

#381a29 as textRatioAAAA largeAAAFix
Aaon white
15.58:1passpasspassPasses AAA — no fix needed.
Aaon black
1.35:1failfailfail
  • AA: use #b25785 as the text (4.59:1)
  • AAA: use #c581a3 as the text (7.04:1)
  • AA: or shift the background to #8a8a8a (4.51:1)
  • AAA: or shift the background to #b0b0b0 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #381a29 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

#381a29 reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #381a29
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 #381a29 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/381a29-c49cab-62cb64-2d1f20-f1e9f1?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