Color

#650dd9

#650dd9
hex#650dd9
rgbrgb(101, 13, 217)
hslhsl(266, 89%, 45%)
oklchoklch(0.466 0.256 290.9)
Closest name: Blurple (#5539cc)Relative luminance 0.0806

Tints & shades

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

Harmonies

Complementary

Open in tool →

#80d90d

#0d1ad9 · #cb0dd9

#d9650d · #0dd965

Split-complementary

Open in tool →

#d9cb0d · #1ad90d

#d90d1a · #80d90d · #0dd9cb

Contrast

#650dd9 as textRatioAAAA largeAAAFix
Aaon white
8.04:1passpasspassPasses AAA — no fix needed.
Aaon black
2.61:1failfailfail
  • AA: use #954df5 as the text (4.66:1)
  • AAA: use #b27df7 as the text (7.17:1)
  • AA: or shift the background to #c2c2c2 (4.51:1)
  • AAA: or shift the background to #f0f0f0 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #650dd9 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

#650dd9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #650dd9
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 #650dd9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/650dd9-b29cc4-dfd74e-2b1f2d-e9eaf1?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