Color

#400d12

#400d12
hex#400d12
rgbrgb(64, 13, 18)
hslhsl(354, 66%, 15%)
oklchoklch(0.252 0.078 19.5)
Closest name: English Breakfast (#441111)Relative luminance 0.0142

Colors that go with #400d12

Charcoal, Royal Blue 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0d3f3a

#3f0d2b · #3f210d

#123f0d · #0d123f

Split-complementary

Open in tool →

#0d3f21 · #0d2b3f

#2b3f0d · #0d3f3a · #210d3f

Contrast

#400d12 as textRatioAAAA largeAAAFix
Aaon white
16.35:1passpasspassPasses AAA — no fix needed.
Aaon black
1.28:1failfailfail
  • AA: use #d63848 as the text (4.52:1)
  • AAA: use #e37882 as the text (7.28:1)
  • AA: or shift the background to #878787 (4.55:1)
  • AAA: or shift the background to #ababab (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #400d12 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

#400d12 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #400d12
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 #400d12 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/400d12-c49d9c-62cb8e-2d241f-f1e9ee?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