Color

#5a0ffa

#5a0ffa
hex#5a0ffa
rgbrgb(90, 15, 250)
hslhsl(259, 96%, 52%)
oklchoklch(0.492 0.287 281.9)
Closest name: Electric Indigo (#6600ff)Relative luminance 0.0942

Colors that go with #5a0ffa

Charcoal, Denim and Cobalt Blue 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 →

#b0fa0f

#0f3afa · #cf0ffa

#fa5a0f · #0ffa5a

Split-complementary

Open in tool →

#facf0f · #3afa0f

#fa0f3a · #b0fa0f · #0ffacf

Contrast

#5a0ffa as textRatioAAAA largeAAAFix
Aaon white
7.28:1passpasspassPasses AAA — no fix needed.
Aaon black
2.88:1failfailfail
  • AA: use #8650fb as the text (4.55:1)
  • AAA: use #a982fc as the text (7.29:1)
  • AA: or shift the background to #cccccc (4.53:1)
  • AAA: or shift the background to #fcfcfc (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5a0ffa as the background.

Brands using this color

Fonts for this mood

#5a0ffa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5a0ffa
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 #5a0ffa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5a0ffa-ad9cc4-dfc74e-2a1f2d-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