Color

#37684b

#37684b
hex#37684b
rgbrgb(55, 104, 75)
hslhsl(144, 31%, 31%)
oklchoklch(0.474 0.072 156.3)
Closest name: Forest Serenade (#336644)Relative luminance 0.1122

Colors that go with #37684b

Charcoal, Medium Violet Red and Copper 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 →

#683754

#3b6837 · #376863

#4a3768 · #684a37

Split-complementary

Open in tool →

#633768 · #68373b

#373b68 · #683754 · #686337

Contrast

#37684b as textRatioAAAA largeAAAFix
Aaon white
6.47:1passpassfail
  • AAA: use #336145 as the text (7.15:1)
Aaon black
3.24:1failpassfail
  • AA: use #45825d as the text (4.6:1)
  • AAA: use #58a778 as the text (7.21:1)
  • AA: or shift the background to #d9d9d9 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #37684b as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

mcpConnect your agent — build around #37684b
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 #37684b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37684b-a2beb0-ca59d4-1f2d2b-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