Color

#8378ab

#8378ab
hex#8378ab
rgbrgb(131, 120, 171)
hslhsl(253, 23%, 57%)
oklchoklch(0.602 0.077 293.8)
Closest name: Aster (#867ba9)Relative luminance 0.212

Colors that go with #8378ab

Charcoal, Copper 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 →

#a0ab78

#7886ab · #9c78ab

#ab8378 · #78ab83

Split-complementary

Open in tool →

#ab9c78 · #86ab78

#ab7886 · #a0ab78 · #78ab9c

Contrast

#8378ab as textRatioAAAA largeAAAFix
Aaon white
4.01:1failpassfail
  • AA: use #7a6fa5 as the text (4.52:1)
  • AAA: use #5b5181 as the text (7.15:1)
  • AA: or shift the background to #141414 (4.6:1)
Aaon black
5.24:1passpassfail
  • AAA: use #9a91ba 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 #8378ab as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #8378ab
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 #8378ab and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8378ab-a99cc4-dfb84e-281f2d-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