Color

#6464ce

#6464ce
hex#6464ce
rgbrgb(100, 100, 206)
hslhsl(240, 52%, 60%)
oklchoklch(0.558 0.16 279.9)
Closest name: slateblue (#6a5acd)Relative luminance 0.1628

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cece64

#6499ce · #9964ce

#ce6464 · #64ce64

Split-complementary

Open in tool →

#ce9964 · #99ce64

#ce6499 · #cece64 · #64ce99

Contrast

#6464ce as textRatioAAAA largeAAAFix
Aaon white
4.93:1passpassfail
  • AAA: use #4545c4 as the text (7.24:1)
Aaon black
4.26:1failpassfail
  • AA: use #6c6cd0 as the text (4.69:1)
  • AAA: use #8f8fdc as the text (7.13:1)
  • AA: or shift the background to #f5f5f5 (4.53:1)

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

Brands using this color

Fonts for this mood

#6464ce reads as cool, modern. The font library is tagged with the same vocabulary:

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

tool url/palettes/new/6464ce-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