Color

#317d66

#317d66
hex#317d66
rgbrgb(49, 125, 102)
hslhsl(162, 44%, 34%)
oklchoklch(0.536 0.084 170.1)
Closest name: Amazon (#387b54)Relative luminance 0.1628

Colors that go with #317d66

Charcoal, Crimson and Medium Violet Red 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 →

#7d3147

#317d40 · #316e7d

#66317d · #7d6631

Split-complementary

Open in tool →

#7d316e · #7d4031

#40317d · #7d3147 · #6e7d31

Contrast

#317d66 as textRatioAAAA largeAAAFix
Aaon white
4.93:1passpassfail
  • AAA: use #276351 as the text (7.02:1)
Aaon black
4.26:1failpassfail
  • AA: use #33846c as the text (4.66:1)
  • AAA: use #42a98a as the text (7.27:1)
  • AA: or shift the background to #f5f5f5 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #317d66 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #317d66
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 #317d66 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/317d66-a2beb9-d459b9-1f2b2d-e9f1eb?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