Color

#28d7ae

#28d7ae
hex#28d7ae
rgbrgb(40, 215, 174)
hslhsl(166, 69%, 50%)
oklchoklch(0.786 0.146 171.6)
Closest name: mediumaquamarine (#66cdaa)Relative luminance 0.5211

Colors that go with #28d7ae

Charcoal, Blue 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d72851

#28d756 · #28a9d7

#ae28d7 · #d7ae28

Split-complementary

Open in tool →

#d728a9 · #d75628

#5628d7 · #d72851 · #a9d728

Contrast

#28d7ae as textRatioAAAA largeAAAFix
Aaon white
1.84:1failfailfail
  • AA: use #188169 as the text (4.79:1)
  • AAA: use #126350 as the text (7.18:1)
  • AA: or shift the background to #4d4d4d (4.6:1)
  • AAA: or shift the background to #303030 (7.18:1)
Aaon black
11.42:1passpasspassPasses 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 #28d7ae 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 #28d7ae
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 #28d7ae and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28d7ae-a2bebb-d459b1-1f2a2d-e9f1ec?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