Color

#bb0502

#bb0502
hex#bb0502
rgbrgb(187, 5, 2)
hslhsl(1, 98%, 37%)
oklchoklch(0.499 0.203 29.3)
Closest name: Bloody Mary (#ba0105)Relative luminance 0.1068

Tints & shades

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

Harmonies

Complementary

Open in tool →

#02b8bb

#bb025b · #bb6102

#02bb05 · #0502bb

Split-complementary

Open in tool →

#02bb61 · #025bbb

#5bbb02 · #02b8bb · #6102bb

Contrast

#bb0502 as textRatioAAAA largeAAAFix
Aaon white
6.7:1passpassfail
  • AAA: use #b10502 as the text (7.26:1)
Aaon black
3.14:1failpassfail
  • AA: use #ed0602 as the text (4.63:1)
  • AAA: use #fd605d as the text (7.01:1)
  • AA: or shift the background to #d4d4d4 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #bb0502 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#bb0502 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bb0502
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 #bb0502 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bb0502-c4a19c-62cb9a-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