Color

#640896

#640896
hex#640896
rgbrgb(100, 8, 150)
hslhsl(279, 90%, 31%)
oklchoklch(0.397 0.198 307.6)
Closest name: Extraviolet (#661188)Relative luminance 0.0508

Colors that go with #640896

Olive Drab, Charcoal 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 →

#3a9608

#1d0896 · #960881

#966408 · #089664

Split-complementary

Open in tool →

#819608 · #08961d

#961d08 · #3a9608 · #088196

Contrast

#640896 as textRatioAAAA largeAAAFix
Aaon white
10.41:1passpasspassPasses AAA — no fix needed.
Aaon black
2.02:1failfailfail
  • AA: use #af2ff4 as the text (4.54:1)
  • AAA: use #c76ef7 as the text (7:1)
  • AA: or shift the background to #ababab (4.53:1)
  • AAA: or shift the background to #d4d4d4 (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 #640896 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

#640896 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #640896
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 #640896 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/640896-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