Color

#3f7d70

#3f7d70
hex#3f7d70
rgbrgb(63, 125, 112)
hslhsl(167, 33%, 37%)
oklchoklch(0.544 0.068 178.3)
Closest name: Emerald Whispers (#2b8478)Relative luminance 0.1689

Colors that go with #3f7d70

Charcoal, Rust 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 #3f7d70

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7d3f4d

#3f7d51 · #3f6c7d

#703f7d · #7d703f

Split-complementary

Open in tool →

#7d3f6c · #7d513f

#513f7d · #7d3f4d · #6c7d3f

Contrast

#3f7d70 as textRatioAAAA largeAAAFix
Aaon white
4.8:1passpassfail
  • AAA: use #305f55 as the text (7.26:1)
Aaon black
4.38:1failpassfail
  • AA: use #418173 as the text (4.61:1)
  • AAA: use #52a391 as the text (7.01:1)
  • AA: or shift the background to #fafafa (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3f7d70 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 #3f7d70
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 #3f7d70 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3f7d70-a2bebb-d459af-1f2a2d-e9f1ec?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