Color

#b5409e

#b5409e
hex#b5409e
rgbrgb(181, 64, 158)
hslhsl(312, 48%, 48%)
oklchoklch(0.567 0.184 336.4)
Closest name: Fandango (#b53389)Relative luminance 0.1596

Colors that go with #b5409e

Sea Green, Denim and Dark Cyan 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 →

#40b557

#9240b5 · #b54063

#9eb540 · #409eb5

Split-complementary

Open in tool →

#63b540 · #40b592

#b59240 · #40b557 · #4063b5

Contrast

#b5409e as textRatioAAAA largeAAAFix
Aaon white
5.01:1passpassfail
  • AAA: use #8f327d as the text (7.19:1)
Aaon black
4.19:1failpassfail
  • AA: use #be46a6 as the text (4.62:1)
  • AAA: use #cf77be as the text (7.04:1)
  • AA: or shift the background to #f5f5f5 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b5409e 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

#b5409e reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b5409e
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 #b5409e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b5409e-c19fb6-80cb62-2d1f24-efe9f1?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