Color

#640edd

#640edd
hex#640edd
rgbrgb(100, 14, 221)
hslhsl(265, 88%, 46%)
oklchoklch(0.469 0.259 289.8)
Closest name: Electric Indigo (#6600ff)Relative luminance 0.0824

Tints & shades

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

Harmonies

Complementary

Open in tool →

#87dd0e

#0e1fdd · #cb0edd

#dd640e · #0edd64

Split-complementary

Open in tool →

#ddcb0e · #1fdd0e

#dd0e1f · #87dd0e · #0eddcb

Contrast

#640edd as textRatioAAAA largeAAAFix
Aaon white
7.93:1passpasspassPasses AAA — no fix needed.
Aaon black
2.65:1failfailfail
  • AA: use #934ef4 as the text (4.64:1)
  • AAA: use #b07ef7 as the text (7.17:1)
  • AA: or shift the background to #c4c4c4 (4.55:1)
  • AAA: or shift the background to #f2f2f2 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #640edd 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

#640edd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #640edd
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 #640edd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/640edd-b19cc4-dfd54e-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