Color

#9c81ef

#9c81ef
hex#9c81ef
rgbrgb(156, 129, 239)
hslhsl(255, 77%, 72%)
oklchoklch(0.676 0.159 293)
Closest name: Periwinkle (#8e82fe)Relative luminance 0.29

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d3ef81

#819cef · #d381ef

#ef9c81 · #81ef9c

Split-complementary

Open in tool →

#efd381 · #9cef81

#ef819c · #d3ef81 · #81efd3

Contrast

#9c81ef as textRatioAAAA largeAAAFix
Aaon white
3.09:1failpassfail
  • AA: use #7c58e9 as the text (4.74:1)
  • AAA: use #5d2fe4 as the text (7.02:1)
  • AA: or shift the background to #2b2b2b (4.58:1)
Aaon black
6.8:1passpassfail
  • AAA: use #a085ef as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #9c81ef 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

#9c81ef reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #9c81ef
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 #9c81ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9c81ef-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