Color

#28af60

#28af60
hex#28af60
rgbrgb(40, 175, 96)
hslhsl(145, 63%, 42%)
oklchoklch(0.666 0.161 152.2)
Closest name: Green Mana (#26b467)Relative luminance 0.3196

Colors that go with #28af60

Charcoal, Blue and Mustard Yellow 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 →

#af2876

#33af28 · #28afa3

#6028af · #af6028

Split-complementary

Open in tool →

#a328af · #af2833

#2833af · #af2876 · #afa328

Contrast

#28af60 as textRatioAAAA largeAAAFix
Aaon white
2.84:1failfailfail
  • AA: use #1e8549 as the text (4.66:1)
  • AAA: use #176437 as the text (7.21:1)
  • AA: or shift the background to #303030 (4.65:1)
  • AAA: or shift the background to #080808 (7.05:1)
Aaon black
7.39:1passpasspassPasses 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 #28af60 as the background.

Brands using this color

mcpConnect your agent — build around #28af60
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 #28af60 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28af60-a2beb1-cc59d4-1f2d2b-eaf1e9?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