Color

#3ba3ab

#3ba3ab
hex#3ba3ab
rgbrgb(59, 163, 171)
hslhsl(184, 49%, 45%)
oklchoklch(0.66 0.094 202.4)
Closest name: Atlas Cedar (#5ca0a7)Relative luminance 0.3006

Colors that go with #3ba3ab

Charcoal, Tomato and Copper 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 #3ba3ab

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ab423b

#3bab7a · #3b6bab

#ab3ba3 · #a3ab3b

Split-complementary

Open in tool →

#ab3b6b · #ab7a3b

#7a3bab · #ab423b · #6bab3b

Contrast

#3ba3ab as textRatioAAAA largeAAAFix
Aaon white
2.99:1failfailfail
  • AA: use #2e7f85 as the text (4.68:1)
  • AAA: use #225e63 as the text (7.37:1)
  • AA: or shift the background to #2e2e2e (4.53:1)
  • AAA: or shift the background to #000000 (7.01:1)
Aaon black
7.01:1passpasspassPasses 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 #3ba3ab 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

#3ba3ab reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3ba3ab
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 #3ba3ab and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ba3ab-a2b9be-df4e8a-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