Color

#437f5d

#437f5d
hex#437f5d
rgbrgb(67, 127, 93)
hslhsl(146, 31%, 38%)
oklchoklch(0.546 0.083 157.3)
Closest name: Amazon (#387b54)Relative luminance 0.1716

Colors that go with #437f5d

Charcoal, Medium Violet Red 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 →

#7f4365

#477f43 · #437f7b

#5d437f · #7f5d43

Split-complementary

Open in tool →

#7b437f · #7f4347

#43477f · #7f4365 · #7f7b43

Contrast

#437f5d as textRatioAAAA largeAAAFix
Aaon white
4.74:1passpassfail
  • AAA: use #336147 as the text (7.14:1)
Aaon black
4.43:1failpassfail
  • AA: use #45825f as the text (4.61:1)
  • AAA: use #58a77a as the text (7.22:1)
  • AA: or shift the background to #fafafa (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #437f5d as the background.

Brands using this color

mcpConnect your agent — build around #437f5d
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 #437f5d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/437f5d-a2beb1-ce59d4-1f2d2b-eaf1e9?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