Color

#500570

#500570
hex#500570
rgbrgb(80, 5, 112)
hslhsl(282, 91%, 23%)
oklchoklch(0.332 0.161 311.4)
Closest name: indigo (#4b0082)Relative luminance 0.0298

Colors that go with #500570

Tomato, Forest Green and Charcoal 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 →

#257005

#1b0570 · #70055b

#705005 · #057050

Split-complementary

Open in tool →

#5b7005 · #05701b

#701b05 · #257005 · #055b70

Contrast

#500570 as textRatioAAAA largeAAAFix
Aaon white
13.15:1passpasspassPasses AAA — no fix needed.
Aaon black
1.6:1failfailfail
  • AA: use #b624f5 as the text (4.56:1)
  • AAA: use #ce6df8 as the text (7.17:1)
  • AA: or shift the background to #999999 (4.62:1)
  • AAA: or shift the background to #bdbdbd (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #500570 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

#500570 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #500570
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 #500570 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/500570-ba9fc1-b4cb62-2d1f2b-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