Color

#730381

#730381
hex#730381
rgbrgb(115, 3, 129)
hslhsl(293, 95%, 26%)
oklchoklch(0.401 0.188 322.4)
Closest name: Ultraberry (#770088)Relative luminance 0.0529

Tints & shades

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

Harmonies

Complementary

Open in tool →

#128103

#340381 · #810351

#817303 · #038173

Split-complementary

Open in tool →

#518103 · #038134

#813403 · #128103 · #035181

Contrast

#730381 as textRatioAAAA largeAAAFix
Aaon white
10.2:1passpasspassPasses AAA — no fix needed.
Aaon black
2.06:1failfailfail
  • AA: use #c606e0 as the text (4.5:1)
  • AAA: use #e756fb as the text (7.12:1)
  • AA: or shift the background to #adadad (4.54:1)
  • AAA: or shift the background to #d6d6d6 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #730381 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

#730381 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #730381
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 #730381 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/730381-c19fc1-a1cb62-2d1f29-ece9f1?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