Color

#bc0a01

#bc0a01
hex#bc0a01
rgbrgb(188, 10, 1)
hslhsl(3, 99%, 37%)
oklchoklch(0.502 0.202 29.7)
Closest name: Bloody Mary (#ba0105)Relative luminance 0.1091

Tints & shades

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

Harmonies

Complementary

Open in tool →

#01b2bc

#bc0155 · #bc6801

#01bc0a · #0a01bc

Split-complementary

Open in tool →

#01bc68 · #0155bc

#55bc01 · #01b2bc · #6801bc

Contrast

#bc0a01 as textRatioAAAA largeAAAFix
Aaon white
6.6:1passpassfail
  • AAA: use #b20a01 as the text (7.15:1)
Aaon black
3.18:1failpassfail
  • AA: use #e90d01 as the text (4.52:1)
  • AAA: use #fe6058 as the text (7.03:1)
  • AA: or shift the background to #d6d6d6 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #bc0a01 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#bc0a01 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bc0a01
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 #bc0a01 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bc0a01-c4a39c-62cb9d-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