Color

#674384

#674384
hex#674384
rgbrgb(103, 67, 132)
hslhsl(273, 33%, 39%)
oklchoklch(0.453 0.109 308.2)
Closest name: Lords of the Night (#664488)Relative luminance 0.0856

Colors that go with #674384

Charcoal, Crimson and Denim 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 →

#608443

#464384 · #844381

#846743 · #438467

Split-complementary

Open in tool →

#818443 · #438446

#844643 · #608443 · #438184

Contrast

#674384 as textRatioAAAA largeAAAFix
Aaon white
7.74:1passpasspassPasses AAA — no fix needed.
Aaon black
2.71:1failfailfail
  • AA: use #8e63b0 as the text (4.56:1)
  • AAA: use #ab8cc5 as the text (7.29:1)
  • AA: or shift the background to #c7c7c7 (4.58:1)
  • AAA: or shift the background to #f5f5f5 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #674384 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #674384
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 #674384 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/674384-b79cc4-c4cb62-2d1f2d-eae9f1?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