Color

#317c42

#317c42
hex#317c42
rgbrgb(49, 124, 66)
hslhsl(134, 43%, 34%)
oklchoklch(0.524 0.116 148.4)
Closest name: Cucumber Queen (#3c773c)Relative luminance 0.1546

Colors that go with #317c42

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 →

#7c316b

#457c31 · #317c68

#43317c · #7c4331

Split-complementary

Open in tool →

#68317c · #7c3145

#31457c · #7c316b · #7c6831

Contrast

#317c42 as textRatioAAAA largeAAAFix
Aaon white
5.13:1passpassfail
  • AAA: use #276235 as the text (7.28:1)
Aaon black
4.09:1failpassfail
  • AA: use #368749 as the text (4.72:1)
  • AAA: use #44ab5c as the text (7.23:1)
  • AA: or shift the background to #f0f0f0 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #317c42 as the background.

Brands using this color

mcpConnect your agent — build around #317c42
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 #317c42 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/317c42-a2beac-b559d4-1f2d29-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