Color

#81030c

#81030c
hex#81030c
rgbrgb(129, 3, 12)
hslhsl(356, 95%, 26%)
oklchoklch(0.381 0.153 26.7)
Closest name: maroon (#800000)Relative luminance 0.0476

Colors that go with #81030c

Teal, Crimson and Taupe 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 →

#038179

#81034b · #813a03

#0c8103 · #030c81

Split-complementary

Open in tool →

#03813a · #034b81

#4b8103 · #038179 · #3a0381

Contrast

#81030c as textRatioAAAA largeAAAFix
Aaon white
10.76:1passpasspassPasses AAA — no fix needed.
Aaon black
1.95:1failfailfail
  • AA: use #ea0615 as the text (4.54:1)
  • AAA: use #fb656f as the text (7.19:1)
  • AA: or shift the background to #a8a8a8 (4.52:1)
  • AAA: or shift the background to #d1d1d1 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #81030c 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

#81030c reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #81030c
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 #81030c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81030c-c49e9c-62cb91-2d241f-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