Color

#501287

#501287
hex#501287
rgbrgb(80, 18, 135)
hslhsl(272, 76%, 30%)
oklchoklch(0.361 0.174 301.5)
Closest name: Indigo Static (#4b0183)Relative luminance 0.0389

Colors that go with #501287

Crimson, Royal Blue and Olive Green 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 →

#498712

#161287 · #871283

#875012 · #128750

Split-complementary

Open in tool →

#838712 · #128716

#871612 · #498712 · #128387

Contrast

#501287 as textRatioAAAA largeAAAFix
Aaon white
11.81:1passpasspassPasses AAA — no fix needed.
Aaon black
1.78:1failfailfail
  • AA: use #9e4be7 as the text (4.61:1)
  • AAA: use #b97ded as the text (7.22:1)
  • AA: or shift the background to #a1a1a1 (4.57:1)
  • AAA: or shift the background to #c9c9c9 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #501287 as the background.

Brands using this color

Fonts for this mood

#501287 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #501287
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 #501287 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/501287-b69cc4-c5cb62-2d1f2d-eae9f1?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