Color

#688281

#688281
hex#688281
rgbrgb(104, 130, 129)
hslhsl(178, 11%, 46%)
oklchoklch(0.586 0.03 193.5)
Closest name: Blue Blood (#6b7f81)Relative luminance 0.2049

Colors that go with #688281

Charcoal, Champagne and Copper 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 #688281

Tints & shades

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

Harmonies

Complementary

Open in tool →

#826869

#688274 · #687682

#816882 · #828168

Split-complementary

Open in tool →

#826876 · #827468

#746882 · #826869 · #768268

Contrast

#688281 as textRatioAAAA largeAAAFix
Aaon white
4.12:1failpassfail
  • AA: use #627a79 as the text (4.59:1)
  • AAA: use #495b5a as the text (7.17:1)
  • AA: or shift the background to #121212 (4.55:1)
Aaon black
5.1:1passpassfail
  • AAA: use #829b9a as the text (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 #688281 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 #688281
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 #688281 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/688281-a2bcbe-d45999-1f282d-e9f1ed?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