Color

#501390

#501390
hex#501390
rgbrgb(80, 19, 144)
hslhsl(269, 77%, 32%)
oklchoklch(0.371 0.182 298.5)
Closest name: Intergalactic Settlement (#5b1e8b)Relative luminance 0.0418

Colors that go with #501390

Royal Blue, Crimson and Midnight 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 →

#549013

#131590 · #8e1390

#905013 · #139050

Split-complementary

Open in tool →

#908e13 · #159013

#901315 · #549013 · #13908e

Contrast

#501390 as textRatioAAAA largeAAAFix
Aaon white
11.43:1passpasspassPasses AAA — no fix needed.
Aaon black
1.84:1failfailfail
  • AA: use #994fe8 as the text (4.64:1)
  • AAA: use #b37cee as the text (7.03:1)
  • AA: or shift the background to #a3a3a3 (4.53:1)
  • AAA: or shift the background to #cccccc (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #501390 as the background.

Brands using this color

Fonts for this mood

#501390 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #501390
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 #501390 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/501390-b49cc4-cbcb62-2c1f2d-e9e9f1?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