Color

#686b92

#686b92
hex#686b92
rgbrgb(104, 107, 146)
hslhsl(236, 17%, 49%)
oklchoklch(0.541 0.061 280.7)
Closest name: Dark Prince (#6b6c89)Relative luminance 0.1553

Colors that go with #686b92

Charcoal, Dark Olive 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.

Real palettes that use #686b92

Tints & shades

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

Harmonies

Complementary

Open in tool →

#928f68

#688092 · #7a6892

#92686b · #6b9268

Split-complementary

Open in tool →

#927a68 · #809268

#926880 · #928f68 · #68927a

Contrast

#686b92 as textRatioAAAA largeAAAFix
Aaon white
5.11:1passpassfail
  • AAA: use #535574 as the text (7.19:1)
Aaon black
4.11:1failpassfail
  • AA: use #707399 as the text (4.6:1)
  • AAA: use #9193b1 as the text (7.01:1)
  • AA: or shift the background to #f2f2f2 (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 #686b92 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 #686b92
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 #686b92 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/686b92-9e9cc4-df8f4e-241f2d-e9eef1?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