Color

#40281c

#40281c
hex#40281c
rgbrgb(64, 40, 28)
hslhsl(20, 39%, 18%)
oklchoklch(0.303 0.042 47.3)
Closest name: English Walnut (#3e2b23)Relative luminance 0.0269

Colors that go with #40281c

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 #40281c

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1c3440

#401c22 · #403a1c

#1c4028 · #281c40

Split-complementary

Open in tool →

#1c403a · #1c2240

#22401c · #1c3440 · #3a1c40

Contrast

#40281c as textRatioAAAA largeAAAFix
Aaon white
13.65:1passpasspassPasses AAA — no fix needed.
Aaon black
1.54:1failfailfail
  • AA: use #a36648 as the text (4.55:1)
  • AAA: use #bf896e as the text (7.02:1)
  • AA: or shift the background to #949494 (4.5:1)
  • AAA: or shift the background to #bababa (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #40281c 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

#40281c reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #40281c
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 #40281c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40281c-c4ae9c-62cbbb-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