Color

#512afe

#512afe
hex#512afe
rgbrgb(81, 42, 254)
hslhsl(251, 99%, 58%)
oklchoklch(0.505 0.281 277.7)
Closest name: Meteor Shower (#5533ff)Relative luminance 0.1056

Colors that go with #512afe

Charcoal, Cobalt Blue and Cornflower 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 →

#d7fe2a

#2a6dfe · #bb2afe

#fe512a · #2afe51

Split-complementary

Open in tool →

#febb2a · #6dfe2a

#fe2a6d · #d7fe2a · #2afebb

Contrast

#512afe as textRatioAAAA largeAAAFix
Aaon white
6.75:1passpassfail
  • AAA: use #4820fe as the text (7.21:1)
Aaon black
3.11:1failpassfail
  • AA: use #7658fe as the text (4.6:1)
  • AAA: use #9b85fe as the text (7.18:1)
  • AA: or shift the background to #d4d4d4 (4.55:1)

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

Brands using this color

Fonts for this mood

#512afe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

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

tool url/palettes/new/512afe-a89cc4-dfb34e-281f2d-e9ecf1?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