Color

#73100c

#73100c
hex#73100c
rgbrgb(115, 16, 12)
hslhsl(2, 81%, 25%)
oklchoklch(0.359 0.133 28.6)
Closest name: Blackened Sun (#77150e)Relative luminance 0.0404

Colors that go with #73100c

Teal, Crimson and Denim 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 #73100c

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0c7073

#730c3c · #73430c

#0c7310 · #100c73

Split-complementary

Open in tool →

#0c7343 · #0c3c73

#3c730c · #0c7073 · #430c73

Contrast

#73100c as textRatioAAAA largeAAAFix
Aaon white
11.61:1passpasspassPasses AAA — no fix needed.
Aaon black
1.81:1failfailfail
  • AA: use #e71f18 as the text (4.61:1)
  • AAA: use #ef706b as the text (7.2:1)
  • AA: or shift the background to #a3a3a3 (4.6:1)
  • AAA: or shift the background to #c9c9c9 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #73100c 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

#73100c reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #73100c
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 #73100c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/73100c-c4a29c-62cb9c-2d261f-f1e9ed?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