Color

#318145

#318145
hex#318145
rgbrgb(49, 129, 69)
hslhsl(135, 45%, 35%)
oklchoklch(0.539 0.121 148.9)
Closest name: Bold Irish (#2a814d)Relative luminance 0.1678

Colors that go with #318145

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 →

#81316d

#458131 · #31816d

#453181 · #814531

Split-complementary

Open in tool →

#6d3181 · #813145

#314581 · #81316d · #816d31

Contrast

#318145 as textRatioAAAA largeAAAFix
Aaon white
4.82:1passpassfail
  • AAA: use #266435 as the text (7.1:1)
Aaon black
4.36:1failpassfail
  • AA: use #328547 as the text (4.58:1)
  • AAA: use #41aa5b as the text (7.13:1)
  • AA: or shift the background to #fafafa (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #318145 as the background.

Brands using this color

mcpConnect your agent — build around #318145
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 #318145 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/318145-a2beac-b759d4-1f2d29-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