Color

#cb3491

#cb3491
hex#cb3491
rgbrgb(203, 52, 145)
hslhsl(323, 59%, 50%)
oklchoklch(0.583 0.206 347.7)
Closest name: mediumvioletred (#c71585)Relative luminance 0.172

Colors that go with #cb3491

Crimson, Denim and Sea Green 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 →

#34cb6e

#b934cb · #cb3446

#91cb34 · #3491cb

Split-complementary

Open in tool →

#46cb34 · #34cbb9

#cbb934 · #34cb6e · #3446cb

Contrast

#cb3491 as textRatioAAAA largeAAAFix
Aaon white
4.73:1passpassfail
  • AAA: use #9a286e as the text (7.23:1)
Aaon black
4.44:1failpassfail
  • AA: use #cc3893 as the text (4.55:1)
  • AAA: use #db75b4 as the text (7.22:1)
  • AA: or shift the background to #fafafa (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #cb3491 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

#cb3491 reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #cb3491
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 #cb3491 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/cb3491-c19fb0-6dcb62-2d1f22-f0e9f1?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