Color

#ba0811

#ba0811
hex#ba0811
rgbrgb(186, 8, 17)
hslhsl(357, 92%, 38%)
oklchoklch(0.498 0.2 27.7)
Closest name: Bullseye (#b9030a)Relative luminance 0.1065

Tints & shades

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

Harmonies

Complementary

Open in tool →

#08bab1

#ba086a · #ba5808

#11ba08 · #0811ba

Split-complementary

Open in tool →

#08ba58 · #086aba

#6aba08 · #08bab1 · #5808ba

Contrast

#ba0811 as textRatioAAAA largeAAAFix
Aaon white
6.71:1passpassfail
  • AAA: use #b00710 as the text (7.28:1)
Aaon black
3.13:1failpassfail
  • AA: use #eb0a15 as the text (4.59:1)
  • AAA: use #f9676e as the text (7.19:1)
  • AA: or shift the background to #d4d4d4 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ba0811 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#ba0811 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ba0811
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 #ba0811 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ba0811-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