Color

#730b83

#730b83
hex#730b83
rgbrgb(115, 11, 131)
hslhsl(292, 85%, 28%)
oklchoklch(0.406 0.185 321.4)
Closest name: Ultraberry (#770088)Relative luminance 0.0552

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1b840b

#370b84 · #840b58

#84740b · #0b8474

Split-complementary

Open in tool →

#58840b · #0b8437

#84370b · #1b840b · #0b5884

Contrast

#730b83 as textRatioAAAA largeAAAFix
Aaon white
9.98:1passpasspassPasses AAA — no fix needed.
Aaon black
2.1:1failfailfail
  • AA: use #c712e2 as the text (4.61:1)
  • AAA: use #de5ff2 as the text (7.02:1)
  • AA: or shift the background to #b0b0b0 (4.6:1)
  • AAA: or shift the background to #d9d9d9 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #730b83 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

#730b83 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #730b83
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 #730b83 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/730b83-c09fc1-a3cb62-2d1f29-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