Color

#3b975b

#3b975b
hex#3b975b
rgbrgb(59, 151, 91)
hslhsl(141, 44%, 41%)
oklchoklch(0.606 0.126 152.1)
Closest name: Eucalyptus (#329760)Relative luminance 0.2382

Colors that go with #3b975b

Charcoal, Blue 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 →

#973b76

#48973b · #3b9789

#5b3b97 · #975b3b

Split-complementary

Open in tool →

#893b97 · #973b48

#3b4897 · #973b76 · #97893b

Contrast

#3b975b as textRatioAAAA largeAAAFix
Aaon white
3.64:1failpassfail
  • AA: use #338450 as the text (4.61:1)
  • AAA: use #27633c as the text (7.15:1)
  • AA: or shift the background to #1f1f1f (4.52:1)
Aaon black
5.76:1passpassfail
  • AAA: use #42a966 as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3b975b as the background.

Brands using this color

mcpConnect your agent — build around #3b975b
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 #3b975b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3b975b-a2beaf-c459d4-1f2d2a-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