Color

#3aa173

#3aa173
hex#3aa173
rgbrgb(58, 161, 115)
hslhsl(153, 47%, 43%)
oklchoklch(0.637 0.118 160.6)
Closest name: Bulma Hair (#359e6b)Relative luminance 0.2763

Colors that go with #3aa173

Charcoal, Crimson and 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.

Real palettes that use #3aa173

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a13a68

#3aa13f · #3a9ca1

#733aa1 · #a1733a

Split-complementary

Open in tool →

#a13a9c · #a13f3a

#3f3aa1 · #a13a68 · #9ca13a

Contrast

#3aa173 as textRatioAAAA largeAAAFix
Aaon white
3.22:1failpassfail
  • AA: use #2f835d as the text (4.64:1)
  • AAA: use #236145 as the text (7.32:1)
  • AA: or shift the background to #292929 (4.52:1)
Aaon black
6.53:1passpassfail
  • AAA: use #3da978 as the text (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3aa173 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 #3aa173
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 #3aa173 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3aa173-a2beb5-d459cc-1f2d2d-e9f1ea?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