Color

#6d288f

#6d288f
hex#6d288f
rgbrgb(109, 40, 143)
hslhsl(280, 56%, 36%)
oklchoklch(0.428 0.166 312.1)
Closest name: rebeccapurple (#663399)Relative luminance 0.0675

Colors that go with #6d288f

Denim, Tomato and Sea Green lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4b8f28

#3a288f · #8f287e

#8f6d28 · #288f6d

Split-complementary

Open in tool →

#7e8f28 · #288f3a

#8f3a28 · #4b8f28 · #287e8f

Contrast

#6d288f as textRatioAAAA largeAAAFix
Aaon white
8.93:1passpasspassPasses AAA — no fix needed.
Aaon black
2.35:1failfailfail
  • AA: use #a450ce as the text (4.62:1)
  • AAA: use #bb7cda as the text (7.01:1)
  • AA: or shift the background to #b8b8b8 (4.5:1)
  • AAA: or shift the background to #e6e6e6 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6d288f 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

#6d288f reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6d288f
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #6d288f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6d288f-b99fc1-b8cb62-2d1f2c-ebe9f1?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