Color

#3da49b

#3da49b
hex#3da49b
rgbrgb(61, 164, 155)
hslhsl(175, 46%, 44%)
oklchoklch(0.657 0.095 187)
Closest name: Baltic (#279d9f)Relative luminance 0.2991

Colors that go with #3da49b

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 #3da49b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a43d45

#3da468 · #3d79a4

#9b3da4 · #a49b3d

Split-complementary

Open in tool →

#a43d79 · #a4683d

#683da4 · #a43d45 · #79a43d

Contrast

#3da49b as textRatioAAAA largeAAAFix
Aaon white
3.01:1failpassfail
  • AA: use #30827b as the text (4.56:1)
  • AAA: use #24615c as the text (7.14:1)
  • AA: or shift the background to #2e2e2e (4.51:1)
Aaon black
6.98:1passpassfail
  • AAA: use #3ea89f as the text (7.31:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3da49b 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 #3da49b
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 #3da49b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3da49b-a2bdbe-d4599f-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