Color

#856af0

#856af0
hex#856af0
rgbrgb(133, 106, 240)
hslhsl(252, 82%, 68%)
oklchoklch(0.618 0.193 288.7)
Closest name: mediumslateblue (#7b68ee)Relative luminance 0.2159

Colors that go with #856af0

Amber, Blue and Deep Sky Blue 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 →

#d6f06a

#6a93f0 · #c86af0

#f0856a · #6af085

Split-complementary

Open in tool →

#f0c86a · #93f06a

#f06a93 · #d6f06a · #6af0c8

Contrast

#856af0 as textRatioAAAA largeAAAFix
Aaon white
3.95:1failpassfail
  • AA: use #7a5def as the text (4.53:1)
  • AAA: use #542eea as the text (7.1:1)
  • AA: or shift the background to #171717 (4.54:1)
Aaon black
5.32:1passpassfail
  • AAA: use #9c86f3 as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #856af0 as the background.

Brands using this color

Fonts for this mood

#856af0 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #856af0
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 #856af0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/856af0-a99cc4-dfb64e-281f2d-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