Color

#bb3554

#bb3554
hex#bb3554
rgbrgb(187, 53, 84)
hslhsl(346, 56%, 47%)
oklchoklch(0.538 0.17 11.6)
Closest name: Bleeding Heart (#c02e4c)Relative luminance 0.1375

Tints & shades

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

Harmonies

Complementary

Open in tool →

#35bb9c

#bb3597 · #bb5935

#54bb35 · #3554bb

Split-complementary

Open in tool →

#35bb59 · #3597bb

#97bb35 · #35bb9c · #5935bb

Contrast

#bb3554 as textRatioAAAA largeAAAFix
Aaon white
5.6:1passpassfail
  • AAA: use #9f2d48 as the text (7.14:1)
Aaon black
3.75:1failpassfail
  • AA: use #ca4463 as the text (4.52:1)
  • AAA: use #d9788e as the text (7.03:1)
  • AA: or shift the background to #e8e8e8 (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 #bb3554 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#bb3554 reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bb3554
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 #bb3554 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bb3554-c49ca1-62cb80-2d221f-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