Color

#6763ca

#6763ca
hex#6763ca
rgbrgb(103, 99, 202)
hslhsl(242, 49%, 59%)
oklchoklch(0.555 0.155 281.8)
Closest name: slateblue (#6a5acd)Relative luminance 0.1607

Colors that go with #6763ca

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 →

#c6ca63

#6393ca · #9a63ca

#ca6763 · #63ca67

Split-complementary

Open in tool →

#ca9a63 · #93ca63

#ca6393 · #c6ca63 · #63ca9a

Contrast

#6763ca as textRatioAAAA largeAAAFix
Aaon white
4.98:1passpassfail
  • AAA: use #4945bf as the text (7.27:1)
Aaon black
4.21:1failpassfail
  • AA: use #6e6bcc as the text (4.64:1)
  • AAA: use #9391d9 as the text (7.29:1)
  • AA: or shift the background to #f5f5f5 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6763ca as the background.

Brands using this color

Fonts for this mood

#6763ca reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6763ca
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 #6763ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6763ca-a29cc4-df9e4e-261f2d-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