Color

#3ca2b9

#3ca2b9
hex#3ca2b9
rgbrgb(60, 162, 185)
hslhsl(191, 51%, 48%)
oklchoklch(0.663 0.098 215.6)
Closest name: Blue Ocean (#009dc4)Relative luminance 0.303

Colors that go with #3ca2b9

Charcoal, Tomato and Amber 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 #3ca2b9

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b9533c

#3cb991 · #3c64b9

#b93ca2 · #a2b93c

Split-complementary

Open in tool →

#b93c64 · #b9913c

#913cb9 · #b9533c · #64b93c

Contrast

#3ca2b9 as textRatioAAAA largeAAAFix
Aaon white
2.97:1failfailfail
  • AA: use #2f8092 as the text (4.54:1)
  • AAA: use #235e6c as the text (7.27:1)
  • AA: or shift the background to #2e2e2e (4.57:1)
  • AAA: or shift the background to #000000 (7.06:1)
Aaon black
7.06:1passpasspassPasses 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 #3ca2b9 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

#3ca2b9 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3ca2b9
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 #3ca2b9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ca2b9-a2b6be-df4e7a-1f252d-e9f1ef?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