Color

#512c7d

#512c7d
hex#512c7d
rgbrgb(81, 44, 125)
hslhsl(267, 48%, 33%)
oklchoklch(0.384 0.132 301.4)
Closest name: Galactic Compass (#48357b)Relative luminance 0.0503

Colors that go with #512c7d

Royal Blue, Blue 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 →

#587d2c

#2c307d · #792c7d

#7d502c · #2c7d50

Split-complementary

Open in tool →

#7d792c · #307d2c

#7d2c30 · #587d2c · #2c7d79

Contrast

#512c7d as textRatioAAAA largeAAAFix
Aaon white
10.47:1passpasspassPasses AAA — no fix needed.
Aaon black
2.01:1failfailfail
  • AA: use #8f60c7 as the text (4.67:1)
  • AAA: use #a986d5 as the text (7.06:1)
  • AA: or shift the background to #ababab (4.56:1)
  • AAA: or shift the background to #d4d4d4 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #512c7d 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

#512c7d reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #512c7d
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 #512c7d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/512c7d-b39cc4-dfda4e-2c1f2d-e9eaf1?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