Color

#a818fb

#a818fb
hex#a818fb
rgbrgb(168, 24, 251)
hslhsl(278, 97%, 54%)
oklchoklch(0.581 0.289 306.8)
Closest name: Cosmic Heart (#9601f4)Relative luminance 0.1594

Colors that go with #a818fb

Olive Drab, 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 →

#6bfb18

#3618fb · #fb18dd

#fba818 · #18fba8

Split-complementary

Open in tool →

#ddfb18 · #18fb36

#fb3618 · #6bfb18 · #18ddfb

Contrast

#a818fb as textRatioAAAA largeAAAFix
Aaon white
5.01:1passpassfail
  • AAA: use #8703d3 as the text (7.04:1)
Aaon black
4.19:1failpassfail
  • AA: use #b02cfc as the text (4.61:1)
  • AAA: use #c86dfd as the text (7.06:1)
  • AA: or shift the background to #f5f5f5 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a818fb 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

#a818fb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a818fb
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 #a818fb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a818fb-ba9cc4-bbcb62-2d1f2c-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