Color

#b30041

#b30041
hex#b30041
rgbrgb(179, 0, 65)
hslhsl(338, 100%, 35%)
oklchoklch(0.489 0.195 12.3)
Closest name: Fancy Red Wine (#b40441)Relative luminance 0.0997

Tints & shades

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

Harmonies

Complementary

Open in tool →

#00b371

#b3009b · #b31800

#41b300 · #0041b3

Split-complementary

Open in tool →

#00b318 · #009bb3

#9bb300 · #00b371 · #1800b3

Contrast

#b30041 as textRatioAAAA largeAAAFix
Aaon white
7.02:1passpasspassPasses AAA — no fix needed.
Aaon black
2.99:1failfailfail
  • AA: use #eb0056 as the text (4.67:1)
  • AAA: use #ff5794 as the text (7.04:1)
  • AA: or shift the background to #cfcfcf (4.5:1)
  • AAA: or shift the background to #ffffff (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b30041 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

#b30041 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b30041
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 #b30041 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b30041-c49ca6-62cb72-2d201f-f1e9f0?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