Color

#3bc4c4

#3bc4c4
hex#3bc4c4
rgbrgb(59, 196, 196)
hslhsl(180, 54%, 50%)
oklchoklch(0.75 0.114 195)
Closest name: darkturquoise (#00ced1)Relative luminance 0.444

Colors that go with #3bc4c4

Charcoal, Blue and Denim 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 →

#c43b3b

#3bc480 · #3b80c4

#c43bc4 · #c4c43b

Split-complementary

Open in tool →

#c43b80 · #c4803b

#803bc4 · #c43b3b · #80c43b

Contrast

#3bc4c4 as textRatioAAAA largeAAAFix
Aaon white
2.13:1failfailfail
  • AA: use #278282 as the text (4.56:1)
  • AAA: use #1d6262 as the text (7.06:1)
  • AA: or shift the background to #454545 (4.51:1)
  • AAA: or shift the background to #262626 (7.12:1)
Aaon black
9.88:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3bc4c4 as the background.

Brands using this color

Fonts for this mood

#3bc4c4 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3bc4c4
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 #3bc4c4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3bc4c4-a2bbbe-d45994-1f272d-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