Color

#377757

#377757
hex#377757
rgbrgb(55, 119, 87)
hslhsl(150, 37%, 34%)
oklchoklch(0.518 0.084 159.6)
Closest name: Amazon (#387b54)Relative luminance 0.1469

Colors that go with #377757

Charcoal, Medium Violet Red and Blue 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 →

#773757

#377737 · #377777

#573777 · #775737

Split-complementary

Open in tool →

#773777 · #773737

#373777 · #773757 · #777737

Contrast

#377757 as textRatioAAAA largeAAAFix
Aaon white
5.33:1passpassfail
  • AAA: use #2d6247 as the text (7.12:1)
Aaon black
3.94:1failpassfail
  • AA: use #3d8561 as the text (4.73:1)
  • AAA: use #4da87a as the text (7.2:1)
  • AA: or shift the background to #ededed (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 #377757 as the background.

Brands using this color

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

mcpConnect your agent — build around #377757
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 #377757 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/377757-a2beb3-d459d2-1f2d2c-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