Color

#81008a

#81008a
hex#81008a
rgbrgb(129, 0, 138)
hslhsl(296, 100%, 27%)
oklchoklch(0.429 0.201 324.9)
Closest name: purple (#800080)Relative luminance 0.065

Tints & shades

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

Harmonies

Complementary

Open in tool →

#098a00

#3c008a · #8a004e

#8a8100 · #008a81

Split-complementary

Open in tool →

#4e8a00 · #008a3c

#8a3c00 · #098a00 · #004e8a

Contrast

#81008a as textRatioAAAA largeAAAFix
Aaon white
9.13:1passpasspassPasses AAA — no fix needed.
Aaon black
2.3:1failfailfail
  • AA: use #cd00db as the text (4.62:1)
  • AAA: use #f347ff as the text (7.16:1)
  • AA: or shift the background to #b8b8b8 (4.6:1)
  • AAA: or shift the background to #e3e3e3 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #81008a 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

#81008a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #81008a
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 #81008a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81008a-c19fbf-9ccb62-2d1f28-ede9f1?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