Color

#6742cd

#6742cd
hex#6742cd
rgbrgb(103, 66, 205)
hslhsl(256, 58%, 53%)
oklchoklch(0.503 0.202 289.3)
Closest name: Hokkaido Lavender (#7736d9)Relative luminance 0.1119

Colors that go with #6742cd

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 →

#a8cd42

#4262cd · #ac42cd

#cd6742 · #42cd67

Split-complementary

Open in tool →

#cdac42 · #62cd42

#cd4262 · #a8cd42 · #42cdac

Contrast

#6742cd as textRatioAAAA largeAAAFix
Aaon white
6.49:1passpassfail
  • AAA: use #603acb as the text (7.08:1)
Aaon black
3.24:1failpassfail
  • AA: use #8162d5 as the text (4.64:1)
  • AAA: use #a18ae0 as the text (7.23:1)
  • AA: or shift the background to #d9d9d9 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6742cd 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

#6742cd reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6742cd
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 #6742cd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6742cd-ab9cc4-dfbf4e-291f2d-e9ebf1?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