Color

#855ef7

#855ef7
hex#855ef7
rgbrgb(133, 94, 247)
hslhsl(255, 91%, 67%)
oklchoklch(0.604 0.218 290.1)
Closest name: mediumslateblue (#7b68ee)Relative luminance 0.1971

Colors that go with #855ef7

Deep Sky Blue, Midnight Blue and Taupe 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 →

#d1f75e

#5e85f7 · #d15ef7

#f7855e · #5ef785

Split-complementary

Open in tool →

#f7d15e · #85f75e

#f75e85 · #d1f75e · #5ef7d1

Contrast

#855ef7 as textRatioAAAA largeAAAFix
Aaon white
4.25:1failpassfail
  • AA: use #7d55f7 as the text (4.65:1)
  • AAA: use #5824f5 as the text (7.03:1)
  • AA: or shift the background to #0f0f0f (4.51:1)
Aaon black
4.94:1passpassfail
  • AAA: use #a285f9 as the text (7.26:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #855ef7 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#855ef7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #855ef7
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 #855ef7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/855ef7-ab9cc4-dfbd4e-291f2d-e9ebf1?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