Color

#28fbd8

#28fbd8
hex#28fbd8
rgbrgb(40, 251, 216)
hslhsl(170, 96%, 57%)
oklchoklch(0.886 0.159 177.3)
Closest name: Frozen Boubble (#00eedd)Relative luminance 0.744

Colors that go with #28fbd8

Charcoal, Deep Sky Blue and Taupe 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 →

#fb284b

#28fb6e · #28b4fb

#d828fb · #fbd828

Split-complementary

Open in tool →

#fb28b4 · #fb6e28

#6e28fb · #fb284b · #b4fb28

Contrast

#28fbd8 as textRatioAAAA largeAAAFix
Aaon white
1.32:1failfailfail
  • AA: use #03826d as the text (4.75:1)
  • AAA: use #026454 as the text (7.11:1)
  • AA: or shift the background to #636363 (4.54:1)
  • AAA: or shift the background to #474747 (7.03:1)
Aaon black
15.88:1passpasspassPasses 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 #28fbd8 as the background.

Brands using this color

mcpConnect your agent — build around #28fbd8
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 #28fbd8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28fbd8-a2bebd-d459a9-1f292d-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