Color

#640f67

#640f67
hex#640f67
rgbrgb(100, 15, 103)
hslhsl(298, 75%, 23%)
oklchoklch(0.363 0.154 326.6)
Closest name: Elegant Purple Gown (#552367)Relative luminance 0.0403

Colors that go with #640f67

Forest Green, Denim and Teal 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 →

#12670f

#380f67 · #670f3e

#67640f · #0f6764

Split-complementary

Open in tool →

#3e670f · #0f6738

#67380f · #12670f · #0f3e67

Contrast

#640f67 as textRatioAAAA largeAAAFix
Aaon white
11.63:1passpasspassPasses AAA — no fix needed.
Aaon black
1.81:1failfailfail
  • AA: use #cc1ed2 as the text (4.68:1)
  • AAA: use #e35ee8 as the text (7.03:1)
  • AA: or shift the background to #a1a1a1 (4.5:1)
  • AAA: or shift the background to #c9c9c9 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #640f67 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

#640f67 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #640f67
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 #640f67 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/640f67-c19fbe-98cb62-2d1f28-ede9f1?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