Color

#378146

#378146
hex#378146
rgbrgb(55, 129, 70)
hslhsl(132, 40%, 36%)
oklchoklch(0.541 0.117 148)
Closest name: Bold Irish (#2a814d)Relative luminance 0.1695

Colors that go with #378146

Charcoal, Royal Blue and Dark Orchid 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 →

#813772

#4d8137 · #37816a

#463781 · #814637

Split-complementary

Open in tool →

#6a3781 · #81374d

#374d81 · #813772 · #816a37

Contrast

#378146 as textRatioAAAA largeAAAFix
Aaon white
4.78:1passpassfail
  • AAA: use #2b6436 as the text (7.05:1)
Aaon black
4.39:1failpassfail
  • AA: use #398448 as the text (4.57:1)
  • AAA: use #48a85b as the text (7.03:1)
  • AA: or shift the background to #fafafa (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #378146 as the background.

Brands using this color

mcpConnect your agent — build around #378146
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 #378146 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/378146-a2beab-b64edf-1f2d28-ecf1e9?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