Color

#28af64

#28af64
hex#28af64
rgbrgb(40, 175, 100)
hslhsl(147, 63%, 42%)
oklchoklch(0.666 0.158 153.3)
Closest name: Green Mana (#26b467)Relative luminance 0.3203

Colors that go with #28af64

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 →

#af2872

#2eaf28 · #28afa8

#6428af · #af6428

Split-complementary

Open in tool →

#a828af · #af282e

#282eaf · #af2872 · #afa828

Contrast

#28af64 as textRatioAAAA largeAAAFix
Aaon white
2.84:1failfailfail
  • AA: use #1e854c as the text (4.65:1)
  • AAA: use #176439 as the text (7.2:1)
  • AA: or shift the background to #303030 (4.65:1)
  • AAA: or shift the background to #080808 (7.06:1)
Aaon black
7.41:1passpasspassPasses 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 #28af64 as the background.

Brands using this color

mcpConnect your agent — build around #28af64
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 #28af64 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28af64-a2beb2-d059d4-1f2d2c-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