Color

#28e67e

#28e67e
hex#28e67e
rgbrgb(40, 230, 126)
hslhsl(147, 79%, 53%)
oklchoklch(0.814 0.203 152.5)
Closest name: Grotesque Green (#64e986)Relative luminance 0.5855

Colors that go with #28e67e

Deep Sky Blue, Royal 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 →

#e62891

#32e628 · #28e6dc

#7e28e6 · #e67e28

Split-complementary

Open in tool →

#dc28e6 · #e62832

#2832e6 · #e62891 · #e6dc28

Contrast

#28e67e as textRatioAAAA largeAAAFix
Aaon white
1.65:1failfailfail
  • AA: use #108444 as the text (4.77:1)
  • AAA: use #0c6434 as the text (7.27:1)
  • AA: or shift the background to #545454 (4.58:1)
  • AAA: or shift the background to #383838 (7.1:1)
Aaon black
12.71:1passpasspassPasses 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 #28e67e as the background.

Brands using this color

mcpConnect your agent — build around #28e67e
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 #28e67e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28e67e-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