Color

#3fbfc6

#3fbfc6
hex#3fbfc6
rgbrgb(63, 191, 198)
hslhsl(183, 54%, 51%)
oklchoklch(0.739 0.109 200.4)
Closest name: Blue Bobbin (#52b4ca)Relative luminance 0.424

Colors that go with #3fbfc6

Charcoal, Denim and Dodger Blue 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 →

#c6453f

#3fc689 · #3f7bc6

#c63fbf · #bfc63f

Split-complementary

Open in tool →

#c63f7b · #c6893f

#893fc6 · #c6453f · #7bc63f

Contrast

#3fbfc6 as textRatioAAAA largeAAAFix
Aaon white
2.22:1failfailfail
  • AA: use #288186 as the text (4.59:1)
  • AAA: use #1d5f62 as the text (7.33:1)
  • AA: or shift the background to #424242 (4.54:1)
  • AAA: or shift the background to #242424 (7.01:1)
Aaon black
9.48:1passpasspassPasses 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 #3fbfc6 as the background.

Brands using this color

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

Fonts for this mood

#3fbfc6 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3fbfc6
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 #3fbfc6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3fbfc6-a2b9be-d4598e-1f262d-e9f1ee?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