Color

#580585

#580585
hex#580585
rgbrgb(88, 5, 133)
hslhsl(279, 93%, 27%)
oklchoklch(0.363 0.182 307.5)
Closest name: Indigo Static (#4b0183)Relative luminance 0.0388

Colors that go with #580585

Olive Drab, Charcoal and Royal 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 →

#328505

#180585 · #850572

#855805 · #058558

Split-complementary

Open in tool →

#728505 · #058518

#851805 · #328505 · #057285

Contrast

#580585 as textRatioAAAA largeAAAFix
Aaon white
11.83:1passpasspassPasses AAA — no fix needed.
Aaon black
1.78:1failfailfail
  • AA: use #b02bf7 as the text (4.53:1)
  • AAA: use #ca70fa as the text (7.21:1)
  • AA: or shift the background to #a1a1a1 (4.58:1)
  • AAA: or shift the background to #c9c9c9 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #580585 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

#580585 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #580585
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 #580585 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/580585-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