Color

#438389

#438389
hex#438389
rgbrgb(67, 131, 137)
hslhsl(185, 34%, 40%)
oklchoklch(0.57 0.066 203.5)
Closest name: darkcyan (#008b8b)Relative luminance 0.1923

Colors that go with #438389

Charcoal, Amber and Champagne 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 →

#894943

#43896c · #436089

#894383 · #838943

Split-complementary

Open in tool →

#894360 · #896c43

#6c4389 · #894943 · #608943

Contrast

#438389 as textRatioAAAA largeAAAFix
Aaon white
4.33:1failpassfail
  • AA: use #428085 as the text (4.51:1)
  • AAA: use #315f63 as the text (7.12:1)
  • AA: or shift the background to #0a0a0a (4.57:1)
Aaon black
4.85:1passpassfail
  • AAA: use #54a4ab as the text (7.28:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #438389 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 #438389
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 #438389 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/438389-a2b8be-df4e88-1f262d-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