Color

#377a2e

#377a2e
hex#377a2e
rgbrgb(55, 122, 46)
hslhsl(113, 45%, 33%)
oklchoklch(0.518 0.13 141.4)
Closest name: Cucumber Queen (#3c773c)Relative luminance 0.1493

Colors that go with #377a2e

Charcoal, Royal Blue 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 →

#712e7a

#5d7a2e · #2e7a4b

#2e377a · #7a2e37

Split-complementary

Open in tool →

#4b2e7a · #7a2e5d

#2e5d7a · #712e7a · #7a4b2e

Contrast

#377a2e as textRatioAAAA largeAAAFix
Aaon white
5.27:1passpassfail
  • AAA: use #2d6426 as the text (7.09:1)
Aaon black
3.99:1failpassfail
  • AA: use #3c8532 as the text (4.59:1)
  • AAA: use #4daa41 as the text (7.14:1)
  • AA: or shift the background to #ededed (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 #377a2e as the background.

Brands using this color

mcpConnect your agent — build around #377a2e
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 #377a2e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/377a2e-a2bea2-884edf-1f2d24-eef1e9?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