Color

#642d86

#642d86
hex#642d86
rgbrgb(100, 45, 134)
hslhsl(277, 50%, 35%)
oklchoklch(0.416 0.147 309.9)
Closest name: Galactic Grapevine (#6b327b)Relative luminance 0.0631

Colors that go with #642d86

Tomato, Sea 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 →

#4f862d

#372d86 · #862d7b

#86642d · #2d8664

Split-complementary

Open in tool →

#7b862d · #2d8637

#86372d · #4f862d · #2d7b86

Contrast

#642d86 as textRatioAAAA largeAAAFix
Aaon white
9.29:1passpasspassPasses AAA — no fix needed.
Aaon black
2.26:1failfailfail
  • AA: use #9c57c7 as the text (4.6:1)
  • AAA: use #b581d5 as the text (7.07:1)
  • AA: or shift the background to #b5b5b5 (4.53:1)
  • AAA: or shift the background to #e0e0e0 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #642d86 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

#642d86 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #642d86
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 #642d86 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/642d86-b99cc4-bdcb62-2d1f2c-eae9f1?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