Color

#9a18cd

#9a18cd
hex#9a18cd
rgbrgb(154, 24, 205)
hslhsl(283, 79%, 45%)
oklchoklch(0.526 0.249 312.8)
Closest name: darkviolet (#9400d3)Relative luminance 0.1193

Colors that go with #9a18cd

Forest Green, Charcoal and Denim 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 →

#4bcd18

#3f18cd · #cd18a6

#cd9a18 · #18cd9a

Split-complementary

Open in tool →

#a6cd18 · #18cd3f

#cd3f18 · #4bcd18 · #18a6cd

Contrast

#9a18cd as textRatioAAAA largeAAAFix
Aaon white
6.2:1passpassfail
  • AAA: use #8c16bb as the text (7.12:1)
Aaon black
3.39:1failpassfail
  • AA: use #b432e7 as the text (4.55:1)
  • AAA: use #cb72ee as the text (7.18:1)
  • AA: or shift the background to #dedede (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #9a18cd 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

#9a18cd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #9a18cd
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 #9a18cd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9a18cd-bb9fc1-b2cb62-2d1f2b-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