Color

#bc011d

#bc011d
hex#bc011d
rgbrgb(188, 1, 29)
hslhsl(351, 99%, 37%)
oklchoklch(0.501 0.203 25.1)
Closest name: Bullseye (#b9030a)Relative luminance 0.108

Tints & shades

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

Harmonies

Complementary

Open in tool →

#01bca0

#bc017a · #bc4201

#1dbc01 · #011dbc

Split-complementary

Open in tool →

#01bc42 · #017abc

#7abc01 · #01bca0 · #4201bc

Contrast

#bc011d as textRatioAAAA largeAAAFix
Aaon white
6.64:1passpassfail
  • AAA: use #b2011b as the text (7.21:1)
Aaon black
3.16:1failpassfail
  • AA: use #ef0125 as the text (4.7:1)
  • AAA: use #fe5d75 as the text (7.04:1)
  • AA: or shift the background to #d6d6d6 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #bc011d as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#bc011d reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bc011d
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 #bc011d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bc011d-c49c9e-62cb89-2d231f-f1e9ee?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