Color

#991fb2

#991fb2
hex#991fb2
rgbrgb(153, 31, 178)
hslhsl(290, 70%, 41%)
oklchoklch(0.508 0.223 319.8)
Closest name: Nebula (#a104c3)Relative luminance 0.1097

Colors that go with #991fb2

Denim, Forest Green 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.

Real palettes that use #991fb2

Tints & shades

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

Harmonies

Complementary

Open in tool →

#38b21f

#501fb2 · #b21f81

#b2991f · #1fb299

Split-complementary

Open in tool →

#81b21f · #1fb250

#b2501f · #38b21f · #1f81b2

Contrast

#991fb2 as textRatioAAAA largeAAAFix
Aaon white
6.58:1passpassfail
  • AAA: use #921ea9 as the text (7.05:1)
Aaon black
3.19:1failpassfail
  • AA: use #be2fda as the text (4.61:1)
  • AAA: use #d270e6 as the text (7.2:1)
  • AA: or shift the background to #d6d6d6 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #991fb2 as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#991fb2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #991fb2
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 #991fb2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/991fb2-bf9fc1-a6cb62-2d1f29-ece9f1?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