Color

#a90df8

#a90df8
hex#a90df8
rgbrgb(169, 13, 248)
hslhsl(280, 94%, 51%)
oklchoklch(0.577 0.29 308)
Closest name: Cosmic Heart (#9601f4)Relative luminance 0.155

Colors that go with #a90df8

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 →

#5bf80d

#340df8 · #f80dd0

#f8a90d · #0df8a9

Split-complementary

Open in tool →

#d0f80d · #0df834

#f8340d · #5bf80d · #0dd0f8

Contrast

#a90df8 as textRatioAAAA largeAAAFix
Aaon white
5.12:1passpassfail
  • AAA: use #8906cb as the text (7.11:1)
Aaon black
4.1:1failpassfail
  • AA: use #b225f8 as the text (4.51:1)
  • AAA: use #cc70fb as the text (7.28:1)
  • AA: or shift the background to #f2f2f2 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a90df8 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

#a90df8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a90df8
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 #a90df8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a90df8-b99fc1-b8cb62-2d1f2c-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