Color

#770ca1

#770ca1
hex#770ca1
rgbrgb(119, 12, 161)
hslhsl(283, 86%, 34%)
oklchoklch(0.436 0.21 312.5)
Closest name: Fuchsia Nebula (#7722aa)Relative luminance 0.0676

Colors that go with #770ca1

Forest Green, Charcoal and Denim 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 →

#36a10c

#2c0ca1 · #a10c81

#a1770c · #0ca177

Split-complementary

Open in tool →

#81a10c · #0ca12c

#a12c0c · #36a10c · #0c81a1

Contrast

#770ca1 as textRatioAAAA largeAAAFix
Aaon white
8.93:1passpasspassPasses AAA — no fix needed.
Aaon black
2.35:1failfailfail
  • AA: use #b72aef as the text (4.59:1)
  • AAA: use #cd6cf4 as the text (7.05:1)
  • AA: or shift the background to #b8b8b8 (4.5:1)
  • AAA: or shift the background to #e6e6e6 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #770ca1 as the background.

Brands using this color

Fonts for this mood

#770ca1 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #770ca1
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 #770ca1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/770ca1-bb9fc1-b2cb62-2d1f2b-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