Color

#03aaa4

#03aaa4
hex#03aaa4
rgbrgb(3, 170, 164)
hslhsl(178, 97%, 34%)
oklchoklch(0.666 0.115 190.3)
Closest name: Billiard (#00af9f)Relative luminance 0.3145

Colors that go with #03aaa4

Charcoal, Crimson and Denim 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 #03aaa4

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ab0308

#03ab51 · #035cab

#a503ab · #aba503

Split-complementary

Open in tool →

#ab035c · #ab5103

#5103ab · #ab0308 · #5cab03

Contrast

#03aaa4 as textRatioAAAA largeAAAFix
Aaon white
2.88:1failfailfail
  • AA: use #02837e as the text (4.62:1)
  • AAA: use #026461 as the text (7:1)
  • AA: or shift the background to #303030 (4.58:1)
  • AAA: or shift the background to #050505 (7.08:1)
Aaon black
7.29:1passpasspassPasses 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 #03aaa4 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 #03aaa4
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 #03aaa4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/03aaa4-a2bcbe-d45999-1f282d-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