Color

#730c11

#730c11
hex#730c11
rgbrgb(115, 12, 17)
hslhsl(357, 81%, 25%)
oklchoklch(0.357 0.135 25.8)
Closest name: Blood Brother (#770011)Relative luminance 0.0395

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0c736e

#730c45 · #733b0c

#11730c · #0c1173

Split-complementary

Open in tool →

#0c733b · #0c4573

#45730c · #0c736e · #3b0c73

Contrast

#730c11 as textRatioAAAA largeAAAFix
Aaon white
11.73:1passpasspassPasses AAA — no fix needed.
Aaon black
1.79:1failfailfail
  • AA: use #e71823 as the text (4.55:1)
  • AAA: use #ef6b72 as the text (7.02:1)
  • AA: or shift the background to #a1a1a1 (4.54:1)
  • AAA: or shift the background to #c9c9c9 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #730c11 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

#730c11 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #730c11
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #730c11 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/730c11-c49f9c-62cb93-2d251f-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