Color

#37725a

#37725a
hex#37725a
rgbrgb(55, 114, 90)
hslhsl(156, 35%, 33%)
oklchoklch(0.505 0.074 164.9)
Closest name: Green Sleeves (#39766c)Relative luminance 0.1359

Colors that go with #37725a

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.

Real palettes that use #37725a

Tints & shades

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

Harmonies

Complementary

Open in tool →

#72374e

#37723d · #376c72

#5a3772 · #725a37

Split-complementary

Open in tool →

#72376c · #723d37

#3d3772 · #72374e · #6c7237

Contrast

#37725a as textRatioAAAA largeAAAFix
Aaon white
5.65:1passpassfail
  • AAA: use #2e604c as the text (7.26:1)
Aaon black
3.72:1failpassfail
  • AA: use #3f8368 as the text (4.66:1)
  • AAA: use #50a583 as the text (7.05:1)
  • AA: or shift the background to #e6e6e6 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #37725a as the background.

Brands using this color

mcpConnect your agent — build around #37725a
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 #37725a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37725a-a2beb6-d459c6-1f2d2d-e9f1ea?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