Color

#730f8a

#730f8a
hex#730f8a
rgbrgb(115, 15, 138)
hslhsl(289, 80%, 30%)
oklchoklch(0.413 0.188 318.6)
Closest name: Ultraberry (#770088)Relative luminance 0.0582

Tints & shades

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

Harmonies

Complementary

Open in tool →

#268a0f

#360f8a · #8a0f63

#8a730f · #0f8a73

Split-complementary

Open in tool →

#638a0f · #0f8a36

#8a360f · #268a0f · #0f638a

Contrast

#730f8a as textRatioAAAA largeAAAFix
Aaon white
9.7:1passpasspassPasses AAA — no fix needed.
Aaon black
2.16:1failfailfail
  • AA: use #c019e6 as the text (4.52:1)
  • AAA: use #d568ee as the text (7.04:1)
  • AA: or shift the background to #b3b3b3 (4.63:1)
  • AAA: or shift the background to #dbdbdb (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #730f8a as the background.

Brands using this color

Fonts for this mood

#730f8a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #730f8a
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 #730f8a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/730f8a-be9fc1-a8cb62-2d1f2a-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