Color

#679891

#679891
hex#679891
rgbrgb(103, 152, 145)
hslhsl(171, 19%, 50%)
oklchoklch(0.643 0.054 184.8)
Closest name: cadetblue (#5f9ea0)Relative luminance 0.2738

Colors that go with #679891

Charcoal, Copper and Blush Pink 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 #679891

Tints & shades

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

Harmonies

Complementary

Open in tool →

#98676f

#679878 · #678798

#906798 · #989067

Split-complementary

Open in tool →

#986787 · #987867

#786798 · #98676f · #879867

Contrast

#679891 as textRatioAAAA largeAAAFix
Aaon white
3.24:1failpassfail
  • AA: use #557c76 as the text (4.63:1)
  • AAA: use #405e5a as the text (7.08:1)
  • AA: or shift the background to #262626 (4.67:1)
Aaon black
6.48:1passpassfail
  • AAA: use #709e97 as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #679891 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 #679891
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 #679891 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/679891-a2bebd-d459a7-1f292d-e9f1ec?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