Color

#641f75

#641f75
hex#641f75
rgbrgb(100, 31, 117)
hslhsl(288, 58%, 29%)
oklchoklch(0.387 0.149 318.9)
Closest name: Extraviolet (#661188)Relative luminance 0.0497

Colors that go with #641f75

Forest Green, Charcoal and Tomato 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 →

#30751f

#391f75 · #751f5b

#75641f · #1f7564

Split-complementary

Open in tool →

#5b751f · #1f7539

#75391f · #30751f · #1f5b75

Contrast

#641f75 as textRatioAAAA largeAAAFix
Aaon white
10.53:1passpasspassPasses AAA — no fix needed.
Aaon black
1.99:1failfailfail
  • AA: use #b142cd as the text (4.53:1)
  • AAA: use #c676db as the text (7.02:1)
  • AA: or shift the background to #ababab (4.58:1)
  • AAA: or shift the background to #d4d4d4 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #641f75 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

#641f75 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #641f75
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 #641f75 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/641f75-be9fc1-aacb62-2d1f2a-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