Color

#6350d3

#6350d3
hex#6350d3
rgbrgb(99, 80, 211)
hslhsl(249, 60%, 57%)
oklchoklch(0.526 0.193 284.2)
Closest name: slateblue (#6a5acd)Relative luminance 0.1309

Colors that go with #6350d3

Charcoal, Sea Green and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bfd350

#507ed3 · #a550d3

#d36350 · #50d363

Split-complementary

Open in tool →

#d3a550 · #7ed350

#d3507e · #bfd350 · #50d3a5

Contrast

#6350d3 as textRatioAAAA largeAAAFix
Aaon white
5.8:1passpassfail
Aaon black
3.62:1failpassfail
  • AA: use #7564d8 as the text (4.57:1)
  • AAA: use #9a8de2 as the text (7.28:1)
  • AA: or shift the background to #e3e3e3 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6350d3 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

#6350d3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6350d3
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #6350d3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6350d3-a79cc4-dfae4e-271f2d-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