Color

#43937b

#43937b
hex#43937b
rgbrgb(67, 147, 123)
hslhsl(162, 37%, 42%)
oklchoklch(0.606 0.087 171.1)
Closest name: Highlands (#449084)Relative luminance 0.2349

Colors that go with #43937b

Charcoal, Copper and Medium Violet Red 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 #43937b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#93435b

#439353 · #438393

#7b4393 · #937b43

Split-complementary

Open in tool →

#934383 · #935343

#534393 · #93435b · #839343

Contrast

#43937b as textRatioAAAA largeAAAFix
Aaon white
3.69:1failpassfail
  • AA: use #3b816c as the text (4.62:1)
  • AAA: use #2d6252 as the text (7.05:1)
  • AA: or shift the background to #1c1c1c (4.62:1)
Aaon black
5.7:1passpassfail
  • AAA: use #4da88d as the text (7.3:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #43937b 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 #43937b
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 #43937b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/43937b-a2beb9-d459b9-1f2b2d-e9f1eb?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