Color

#856ef7

#856ef7
hex#856ef7
rgbrgb(133, 110, 247)
hslhsl(250, 90%, 70%)
oklchoklch(0.629 0.197 287)
Closest name: mediumslateblue (#7b68ee)Relative luminance 0.2285

Colors that go with #856ef7

Blue, Deep Sky Blue and Midnight 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 →

#e0f76e

#6e9cf7 · #c96ef7

#f7856e · #6ef785

Split-complementary

Open in tool →

#f7c96e · #9cf76e

#f76e9c · #e0f76e · #6ef7c9

Contrast

#856ef7 as textRatioAAAA largeAAAFix
Aaon white
3.77:1failpassfail
  • AA: use #745af6 as the text (4.63:1)
  • AAA: use #4b2af4 as the text (7.15:1)
  • AA: or shift the background to #1c1c1c (4.52:1)
Aaon black
5.57:1passpassfail
  • AAA: use #9986f9 as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #856ef7 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

#856ef7 reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #856ef7
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 #856ef7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/856ef7-a79cc4-dfb14e-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