Color

#873cdd

#873cdd
hex#873cdd
rgbrgb(135, 60, 221)
hslhsl(268, 70%, 55%)
oklchoklch(0.542 0.229 299.9)
Closest name: blueviolet (#8a2be2)Relative luminance 0.136

Colors that go with #873cdd

Midnight Blue, Royal Blue and Olive Green 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 →

#92dd3c

#3c41dd · #d73cdd

#dd873c · #3cdd87

Split-complementary

Open in tool →

#ddd73c · #41dd3c

#dd3c41 · #92dd3c · #3cddd7

Contrast

#873cdd as textRatioAAAA largeAAAFix
Aaon white
5.64:1passpassfail
Aaon black
3.72:1failpassfail
  • AA: use #9452e0 as the text (4.54:1)
  • AAA: use #b281e9 as the text (7.21:1)
  • AA: or shift the background to #e6e6e6 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #873cdd 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

#873cdd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #873cdd
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 #873cdd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/873cdd-b39cc4-dfdc4e-2c1f2d-e9eaf1?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