Color

#512bf7

#512bf7
hex#512bf7
rgbrgb(81, 43, 247)
hslhsl(251, 93%, 57%)
oklchoklch(0.498 0.273 278.4)
Closest name: Meteor Shower (#5533ff)Relative luminance 0.1019

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d2f72b

#2b6cf7 · #b72bf7

#f7512b · #2bf751

Split-complementary

Open in tool →

#f7b72b · #6cf72b

#f72b6c · #d2f72b · #2bf7b7

Contrast

#512bf7 as textRatioAAAA largeAAAFix
Aaon white
6.91:1passpassfail
  • AAA: use #4d26f7 as the text (7.15:1)
Aaon black
3.04:1failpassfail
  • AA: use #7558f9 as the text (4.52:1)
  • AAA: use #9a84fb as the text (7.07:1)
  • AA: or shift the background to #d1d1d1 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #512bf7 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

#512bf7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #512bf7
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 #512bf7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/512bf7-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