Color

#6f64be

#6f64be
hex#6f64be
rgbrgb(111, 100, 190)
hslhsl(247, 41%, 57%)
oklchoklch(0.556 0.136 286.7)
Closest name: slateblue (#6a5acd)Relative luminance 0.1621

Colors that go with #6f64be

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 →

#b4be64

#6487be · #9c64be

#be6f64 · #64be6f

Split-complementary

Open in tool →

#be9c64 · #87be64

#be6487 · #b4be64 · #64be9c

Contrast

#6f64be as textRatioAAAA largeAAAFix
Aaon white
4.95:1passpassfail
  • AAA: use #5448ad as the text (7.22:1)
Aaon black
4.24:1failpassfail
  • AA: use #766cc1 as the text (4.69:1)
  • AAA: use #9790d0 as the text (7.22:1)
  • AA: or shift the background to #f5f5f5 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6f64be as the background.

Brands using this color

Fonts for this mood

#6f64be reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6f64be
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 #6f64be and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6f64be-a59cc4-dfaa4e-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