Color

#31902c

#31902c
hex#31902c
rgbrgb(49, 144, 44)
hslhsl(117, 53%, 37%)
oklchoklch(0.577 0.163 142.4)
Closest name: Forest Green (#228b22)Relative luminance 0.2078

Colors that go with #31902c

Charcoal, Crimson and Royal 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 →

#8b2c90

#63902c · #2c9059

#2c3190 · #902c31

Split-complementary

Open in tool →

#592c90 · #902c63

#2c6390 · #8b2c90 · #90592c

Contrast

#31902c as textRatioAAAA largeAAAFix
Aaon white
4.07:1failpassfail
  • AA: use #2d8529 as the text (4.67:1)
  • AAA: use #23651f as the text (7.11:1)
  • AA: or shift the background to #141414 (4.52:1)
Aaon black
5.16:1passpassfail
  • AAA: use #3bac35 as the text (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #31902c 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 #31902c
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 #31902c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/31902c-a2bea4-924edf-1f2d25-edf1e9?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