Color

#437a4a

#437a4a
hex#437a4a
rgbrgb(67, 122, 74)
hslhsl(128, 29%, 37%)
oklchoklch(0.528 0.095 147)
Closest name: Autumn Crocodile (#447744)Relative luminance 0.1561

Colors that go with #437a4a

Charcoal, Royal Blue and Dark Orchid 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 →

#7a4372

#577a43 · #437a66

#4a437a · #7a4a43

Split-complementary

Open in tool →

#66437a · #7a4357

#43577a · #7a4372 · #7a6643

Contrast

#437a4a as textRatioAAAA largeAAAFix
Aaon white
5.1:1passpassfail
  • AAA: use #355f3a as the text (7.37:1)
Aaon black
4.12:1failpassfail
  • AA: use #488450 as the text (4.69:1)
  • AAA: use #5ea667 as the text (7.13:1)
  • AA: or shift the background to #f2f2f2 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #437a4a as the background.

Brands using this color

mcpConnect your agent — build around #437a4a
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 #437a4a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/437a4a-a2bea9-ac4edf-1f2d27-ecf1e9?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