Color

#37774f

#37774f
hex#37774f
rgbrgb(55, 119, 79)
hslhsl(143, 37%, 34%)
oklchoklch(0.516 0.092 154.1)
Closest name: Amazon (#387b54)Relative luminance 0.1457

Colors that go with #37774f

Charcoal, Royal Blue and Rust 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 →

#77375e

#3e7737 · #37776f

#4f3777 · #774f37

Split-complementary

Open in tool →

#6f3777 · #77373e

#373e77 · #77375e · #776f37

Contrast

#37774f as textRatioAAAA largeAAAFix
Aaon white
5.37:1passpassfail
  • AAA: use #2d6241 as the text (7.16:1)
Aaon black
3.91:1failpassfail
  • AA: use #3d8559 as the text (4.7:1)
  • AAA: use #4da870 as the text (7.15:1)
  • AA: or shift the background to #ebebeb (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #37774f as the background.

Brands using this color

mcpConnect your agent — build around #37774f
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 #37774f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37774f-a2beb0-c859d4-1f2d2b-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