Color

#3d7148

#3d7148
hex#3d7148
rgbrgb(61, 113, 72)
hslhsl(133, 30%, 34%)
oklchoklch(0.501 0.086 149.3)
Closest name: Autumn Crocodile (#447744)Relative luminance 0.1327

Colors that go with #3d7148

Charcoal, Royal Blue and Rust 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 →

#713d65

#4b713d · #3d7162

#483d71 · #71483d

Split-complementary

Open in tool →

#623d71 · #713d4b

#3d4b71 · #713d65 · #71623d

Contrast

#3d7148 as textRatioAAAA largeAAAFix
Aaon white
5.75:1passpassfail
  • AAA: use #34603d as the text (7.28:1)
Aaon black
3.65:1failpassfail
  • AA: use #468153 as the text (4.53:1)
  • AAA: use #59a66a as the text (7.09:1)
  • AA: or shift the background to #e6e6e6 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3d7148 as the background.

Brands using this color

mcpConnect your agent — build around #3d7148
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 #3d7148 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3d7148-a2beab-b84edf-1f2d28-ebf1e9?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