Color

#28d2be

#28d2be
hex#28d2be
rgbrgb(40, 210, 190)
hslhsl(173, 68%, 49%)
oklchoklch(0.779 0.132 182.5)
Closest name: mediumturquoise (#48d1cc)Relative luminance 0.5026

Colors that go with #28d2be

Charcoal, Deep Sky Blue and Royal 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d2283c

#28d269 · #2891d2

#be28d2 · #d2be28

Split-complementary

Open in tool →

#d22891 · #d26928

#6928d2 · #d2283c · #91d228

Contrast

#28d2be as textRatioAAAA largeAAAFix
Aaon white
1.9:1failfailfail
  • AA: use #188174 as the text (4.74:1)
  • AAA: use #136359 as the text (7.1:1)
  • AA: or shift the background to #4a4a4a (4.66:1)
  • AAA: or shift the background to #2e2e2e (7.15:1)
Aaon black
11.05:1passpasspassPasses 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 #28d2be 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 #28d2be
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 #28d2be and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28d2be-a2bebe-d459a3-1f292d-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