Color

#642a84

#642a84
hex#642a84
rgbrgb(100, 42, 132)
hslhsl(279, 52%, 34%)
oklchoklch(0.41 0.149 311.2)
Closest name: Galactic Grapevine (#6b327b)Relative luminance 0.0603

Colors that go with #642a84

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 →

#49842a

#372a84 · #842a76

#84642a · #2a8464

Split-complementary

Open in tool →

#76842a · #2a8437

#84372a · #49842a · #2a7684

Contrast

#642a84 as textRatioAAAA largeAAAFix
Aaon white
9.52:1passpasspassPasses AAA — no fix needed.
Aaon black
2.21:1failfailfail
  • AA: use #a054c9 as the text (4.61:1)
  • AAA: use #b87fd7 as the text (7.06:1)
  • AA: or shift the background to #b3b3b3 (4.54:1)
  • AAA: or shift the background to #dedede (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #642a84 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

#642a84 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #642a84
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 #642a84 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/642a84-b99fc1-b9cb62-2d1f2c-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