Color

#891dc3

#891dc3
hex#891dc3
rgbrgb(137, 29, 195)
hslhsl(279, 74%, 44%)
oklchoklch(0.497 0.233 309.1)
Closest name: Lilac Spring (#8822cc)Relative luminance 0.1014

Colors that go with #891dc3

Denim, Olive Drab and Charcoal 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 →

#57c31d

#361dc3 · #c31daa

#c3891d · #1dc389

Split-complementary

Open in tool →

#aac31d · #1dc336

#c3361d · #57c31d · #1daac3

Contrast

#891dc3 as textRatioAAAA largeAAAFix
Aaon white
6.94:1passpassfail
  • AAA: use #861dbf as the text (7.14:1)
Aaon black
3.03:1failpassfail
  • AA: use #aa40e2 as the text (4.54:1)
  • AAA: use #c175ea as the text (7:1)
  • AA: or shift the background to #d1d1d1 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #891dc3 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

#891dc3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #891dc3
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 #891dc3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/891dc3-b99fc1-b9cb62-2d1f2c-ebe9f1?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