Color

#6443ea

#6443ea
hex#6443ea
rgbrgb(100, 67, 234)
hslhsl(252, 80%, 59%)
oklchoklch(0.527 0.235 283.9)
Closest name: Meteor Shower (#5533ff)Relative luminance 0.1266

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c9ea43

#4375ea · #b843ea

#ea6443 · #43ea64

Split-complementary

Open in tool →

#eab843 · #75ea43

#ea4375 · #c9ea43 · #43eab8

Contrast

#6443ea as textRatioAAAA largeAAAFix
Aaon white
5.94:1passpassfail
  • AAA: use #5530e8 as the text (7.06:1)
Aaon black
3.53:1failpassfail
  • AA: use #7b5eed as the text (4.67:1)
  • AAA: use #9d88f2 as the text (7.24:1)
  • AA: or shift the background to #e0e0e0 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6443ea 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

#6443ea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6443ea
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 #6443ea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6443ea-a99cc4-dfb64e-281f2d-e9ecf1?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