Color

#512dbe

#512dbe
hex#512dbe
rgbrgb(81, 45, 190)
hslhsl(255, 62%, 46%)
oklchoklch(0.442 0.209 285.5)
Closest name: Blurple (#5539cc)Relative luminance 0.0734

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#9abe2d

#2d51be · #9a2dbe

#be512d · #2dbe51

Split-complementary

Open in tool →

#be9a2d · #51be2d

#be2d51 · #9abe2d · #2dbe9a

Contrast

#512dbe as textRatioAAAA largeAAAFix
Aaon white
8.51:1passpasspassPasses AAA — no fix needed.
Aaon black
2.47:1failfailfail
  • AA: use #8062da as the text (4.68:1)
  • AAA: use #9e87e3 as the text (7.03:1)
  • AA: or shift the background to #bdbdbd (4.53:1)
  • AAA: or shift the background to #ebebeb (7.14:1)

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

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

mcpConnect your agent — build around #512dbe
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #512dbe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/512dbe-ab9cc4-dfbd4e-291f2d-e9ebf1?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