Color

#28cc85

#28cc85
hex#28cc85
rgbrgb(40, 204, 133)
hslhsl(154, 67%, 48%)
oklchoklch(0.749 0.165 158.3)
Closest name: Emerald Green (#50c878)Relative luminance 0.4533

Colors that go with #28cc85

Charcoal, Mustard Yellow 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 →

#cc286f

#28cc33 · #28c1cc

#8528cc · #cc8528

Split-complementary

Open in tool →

#cc28c1 · #cc3328

#3328cc · #cc286f · #c1cc28

Contrast

#28cc85 as textRatioAAAA largeAAAFix
Aaon white
2.09:1failfailfail
  • AA: use #1a8456 as the text (4.69:1)
  • AAA: use #136240 as the text (7.37:1)
  • AA: or shift the background to #454545 (4.6:1)
  • AAA: or shift the background to #262626 (7.25:1)
Aaon black
10.07:1passpasspassPasses 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 #28cc85 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 #28cc85
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 #28cc85 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28cc85-a2beb5-d459ca-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