Color

#438689

#438689
hex#438689
rgbrgb(67, 134, 137)
hslhsl(183, 34%, 40%)
oklchoklch(0.578 0.068 199.3)
Closest name: darkcyan (#008b8b)Relative luminance 0.2005

Colors that go with #438689

Charcoal, Copper 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#894743

#438969 · #436389

#894385 · #858943

Split-complementary

Open in tool →

#894363 · #896943

#694389 · #894743 · #638943

Contrast

#438689 as textRatioAAAA largeAAAFix
Aaon white
4.19:1failpassfail
  • AA: use #407f82 as the text (4.59:1)
  • AAA: use #2f5d60 as the text (7.35:1)
  • AA: or shift the background to #0f0f0f (4.57:1)
Aaon black
5.01:1passpassfail
  • AAA: use #52a3a7 as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #438689 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 #438689
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 #438689 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/438689-a2b9be-d4598e-1f262d-e9f1ee?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