Color

#438989

#438989
hex#438989
rgbrgb(67, 137, 137)
hslhsl(180, 34%, 40%)
oklchoklch(0.585 0.07 195.4)
Closest name: Highlands (#449084)Relative luminance 0.2089

Colors that go with #438989

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#894343

#438966 · #436689

#894389 · #898943

Split-complementary

Open in tool →

#894366 · #896643

#664389 · #894343 · #668943

Contrast

#438989 as textRatioAAAA largeAAAFix
Aaon white
4.06:1failpassfail
  • AA: use #3e7e7e as the text (4.68:1)
  • AAA: use #2f6060 as the text (7.09:1)
  • AA: or shift the background to #141414 (4.54:1)
Aaon black
5.18:1passpassfail
  • AAA: use #51a4a4 as the text (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #438989 as the background.

Brands using this color

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

Palettes built around it

mcpConnect your agent — build around #438989
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 #438989 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/438989-a2bbbe-d45994-1f272d-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