Color

#bf2318

#bf2318
hex#bf2318
rgbrgb(191, 35, 24)
hslhsl(4, 78%, 42%)
oklchoklch(0.521 0.192 29.5)
Closest name: Bloodshed (#ba271a)Relative luminance 0.1234

Colors that go with #bf2318

Royal Blue, Sea Green 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#18b3bf

#bf1860 · #bf7618

#18bf23 · #2318bf

Split-complementary

Open in tool →

#18bf76 · #1860bf

#60bf18 · #18b3bf · #7618bf

Contrast

#bf2318 as textRatioAAAA largeAAAFix
Aaon white
6.05:1passpassfail
  • AAA: use #ac1f15 as the text (7.09:1)
Aaon black
3.47:1failpassfail
  • AA: use #e3291c as the text (4.6:1)
  • AAA: use #ec7269 as the text (7.18:1)
  • AA: or shift the background to #e0e0e0 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #bf2318 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#bf2318 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bf2318
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 #bf2318 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bf2318-c4a39c-62cb9f-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