Color

#bd0539

#bd0539
hex#bd0539
rgbrgb(189, 5, 57)
hslhsl(343, 95%, 38%)
oklchoklch(0.508 0.201 17.1)
Closest name: Active Volcano (#bb1133)Relative luminance 0.1122

Colors that go with #bd0539

Royal Blue, Steel Blue and Teal 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 →

#05bd89

#bd0595 · #bd2d05

#39bd05 · #0539bd

Split-complementary

Open in tool →

#05bd2d · #0595bd

#95bd05 · #05bd89 · #2d05bd

Contrast

#bd0539 as textRatioAAAA largeAAAFix
Aaon white
6.47:1passpassfail
  • AAA: use #b30536 as the text (7.02:1)
Aaon black
3.24:1failpassfail
  • AA: use #ea0647 as the text (4.62:1)
  • AAA: use #fb608c as the text (7.15:1)
  • AA: or shift the background to #d9d9d9 (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 #bd0539 as the background.

Brands using this color

Fonts for this mood

#bd0539 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bd0539
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 #bd0539 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bd0539-c49ca3-62cb7b-2d211f-f1e9ef?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