Color

#65289f

#65289f
hex#65289f
rgbrgb(101, 40, 159)
hslhsl(271, 60%, 39%)
oklchoklch(0.43 0.181 302.7)
Closest name: rebeccapurple (#663399)Relative luminance 0.0679

Tints & shades

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

Harmonies

Complementary

Open in tool →

#619f28

#2a289f · #9f289d

#9f6528 · #289f65

Split-complementary

Open in tool →

#9d9f28 · #289f2a

#9f2a28 · #619f28 · #289d9f

Contrast

#65289f as textRatioAAAA largeAAAFix
Aaon white
8.91:1passpasspassPasses AAA — no fix needed.
Aaon black
2.36:1failfailfail
  • AA: use #9654d4 as the text (4.52:1)
  • AAA: use #b281df as the text (7.1:1)
  • AA: or shift the background to #bababa (4.59:1)
  • AAA: or shift the background to #e6e6e6 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #65289f as the background.

Brands using this color

Fonts for this mood

#65289f reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #65289f
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 #65289f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/65289f-b59cc4-c7cb62-2c1f2d-eae9f1?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