Color

#6464dd

#6464dd
hex#6464dd
rgbrgb(100, 100, 221)
hslhsl(240, 64%, 63%)
oklchoklch(0.568 0.18 279)
Closest name: Arcane Brew (#5260e1)Relative luminance 0.1704

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dddd64

#64a1dd · #a164dd

#dd6464 · #64dd64

Split-complementary

Open in tool →

#dda164 · #a1dd64

#dd64a1 · #dddd64 · #64dda1

Contrast

#6464dd as textRatioAAAA largeAAAFix
Aaon white
4.76:1passpassfail
  • AAA: use #3f3fd5 as the text (7.28:1)
Aaon black
4.41:1failpassfail
  • AA: use #6868de as the text (4.62:1)
  • AAA: use #8e8ee6 as the text (7.16:1)
  • AA: or shift the background to #fafafa (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6464dd as the background.

Brands using this color

Fonts for this mood

#6464dd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6464dd
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 #6464dd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6464dd-a19cc4-df994e-251f2d-e9edf1?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