Color

#437a4c

#437a4c
hex#437a4c
rgbrgb(67, 122, 76)
hslhsl(130, 29%, 37%)
oklchoklch(0.529 0.093 148)
Closest name: Autumn Crocodile (#447744)Relative luminance 0.1563

Colors that go with #437a4c

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 →

#7a4371

#557a43 · #437a67

#4c437a · #7a4c43

Split-complementary

Open in tool →

#67437a · #7a4355

#43557a · #7a4371 · #7a6743

Contrast

#437a4c as textRatioAAAA largeAAAFix
Aaon white
5.09:1passpassfail
  • AAA: use #355f3c as the text (7.36:1)
Aaon black
4.13:1failpassfail
  • AA: use #488452 as the text (4.7:1)
  • AAA: use #5ea66a as the text (7.14:1)
  • 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 #437a4c as the background.

Brands using this color

mcpConnect your agent — build around #437a4c
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 #437a4c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/437a4c-a2beaa-b14edf-1f2d28-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