Color

#3c8b87

#3c8b87
hex#3c8b87
rgbrgb(60, 139, 135)
hslhsl(177, 40%, 39%)
oklchoklch(0.587 0.077 190.7)
Closest name: Highlands (#449084)Relative luminance 0.2118

Colors that go with #3c8b87

Charcoal, Copper and Crimson 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 #3c8b87

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8b3c40

#3c8b5f · #3c678b

#873c8b · #8b873c

Split-complementary

Open in tool →

#8b3c67 · #8b5f3c

#5f3c8b · #8b3c40 · #678b3c

Contrast

#3c8b87 as textRatioAAAA largeAAAFix
Aaon white
4.01:1failpassfail
  • AA: use #37817d as the text (4.57:1)
  • AAA: use #29605e as the text (7.17:1)
  • AA: or shift the background to #141414 (4.59:1)
Aaon black
5.24:1passpassfail
  • AAA: use #46a4a0 as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3c8b87 as the background.

Brands using this color

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

Palettes built around it

mcpConnect your agent — build around #3c8b87
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 #3c8b87 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3c8b87-a2bcbe-d4599b-1f282d-e9f1ed?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