Color

#439391

#439391
hex#439391
rgbrgb(67, 147, 145)
hslhsl(179, 37%, 42%)
oklchoklch(0.613 0.078 193.1)
Closest name: Highlands (#449084)Relative luminance 0.2411

Colors that go with #439391

Charcoal, Copper and Cobalt Blue 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 #439391

Tints & shades

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

Harmonies

Complementary

Open in tool →

#934345

#43936a · #436c93

#914393 · #939143

Split-complementary

Open in tool →

#93436c · #936a43

#6a4393 · #934345 · #6c9343

Contrast

#439391 as textRatioAAAA largeAAAFix
Aaon white
3.61:1failpassfail
  • AA: use #3b8180 as the text (4.53:1)
  • AAA: use #2b5e5d as the text (7.34:1)
  • AA: or shift the background to #1f1f1f (4.57:1)
Aaon black
5.82:1passpassfail
  • AAA: use #4ca4a3 as the text (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #439391 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 #439391
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 #439391 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/439391-a2bbbe-d45996-1f272d-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