Color

#6f64ce

#6f64ce
hex#6f64ce
rgbrgb(111, 100, 206)
hslhsl(246, 52%, 60%)
oklchoklch(0.566 0.158 284.9)
Closest name: slateblue (#6a5acd)Relative luminance 0.1695

Colors that go with #6f64ce

Charcoal, Sea Green and Amber 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 →

#c3ce64

#648ece · #a464ce

#ce6f64 · #64ce6f

Split-complementary

Open in tool →

#cea464 · #8ece64

#ce648e · #c3ce64 · #64cea4

Contrast

#6f64ce as textRatioAAAA largeAAAFix
Aaon white
4.78:1passpassfail
  • AAA: use #4e41c3 as the text (7.32:1)
Aaon black
4.39:1failpassfail
  • AA: use #7268cf as the text (4.6:1)
  • AAA: use #968fdc as the text (7.26:1)
  • AA: or shift the background to #fafafa (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6f64ce 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

#6f64ce reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6f64ce
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 #6f64ce and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6f64ce-a59cc4-dfa74e-271f2d-e9ecf1?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