Color

#3f8d79

#3f8d79
hex#3f8d79
rgbrgb(63, 141, 121)
hslhsl(165, 38%, 40%)
oklchoklch(0.588 0.083 174.1)
Closest name: Highlands (#449084)Relative luminance 0.2149

Colors that go with #3f8d79

Charcoal, Copper 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.

Real palettes that use #3f8d79

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#8d3f53

#3f8d53 · #3f798d

#793f8d · #8d793f

Split-complementary

Open in tool →

#8d3f79 · #8d533f

#533f8d · #8d3f53 · #798d3f

Contrast

#3f8d79 as textRatioAAAA largeAAAFix
Aaon white
3.96:1failpassfail
  • AA: use #3a8270 as the text (4.56:1)
  • AAA: use #2b5f52 as the text (7.34:1)
  • AA: or shift the background to #171717 (4.52:1)
Aaon black
5.3:1passpassfail
  • AAA: use #4aa58f as the text (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3f8d79 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 #3f8d79
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 #3f8d79 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3f8d79-a2beba-d459b3-1f2b2d-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