Color

#770d9b

#770d9b
hex#770d9b
rgbrgb(119, 13, 155)
hslhsl(285, 85%, 33%)
oklchoklch(0.431 0.205 314.4)
Closest name: Ultraberry (#770088)Relative luminance 0.0658

Colors that go with #770d9b

Denim, Forest Green and Charcoal 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 →

#309c0d

#300d9c · #9c0d78

#9c780d · #0d9c78

Split-complementary

Open in tool →

#789c0d · #0d9c30

#9c300d · #309c0d · #0d789c

Contrast

#770d9b as textRatioAAAA largeAAAFix
Aaon white
9.07:1passpasspassPasses AAA — no fix needed.
Aaon black
2.32:1failfailfail
  • AA: use #ba21ed as the text (4.53:1)
  • AAA: use #d26df3 as the text (7.22:1)
  • AA: or shift the background to #b8b8b8 (4.57:1)
  • AAA: or shift the background to #e3e3e3 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #770d9b as the background.

Brands using this color

Fonts for this mood

#770d9b reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #770d9b
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 #770d9b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/770d9b-bc9fc1-afcb62-2d1f2b-ebe9f1?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