Color

#28a80b

#28a80b
hex#28a80b
rgbrgb(40, 168, 11)
hslhsl(109, 88%, 35%)
oklchoklch(0.639 0.207 141.2)
Closest name: Always Greener Grass (#11aa00)Relative luminance 0.2848

Colors that go with #28a80b

Blue, Dodger 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 →

#8b0ba8

#76a80b · #0ba83c

#0b28a8 · #a80b28

Split-complementary

Open in tool →

#3c0ba8 · #a80b76

#0b76a8 · #8b0ba8 · #a83c0b

Contrast

#28a80b as textRatioAAAA largeAAAFix
Aaon white
3.14:1failpassfail
  • AA: use #208609 as the text (4.69:1)
  • AAA: use #186506 as the text (7.23:1)
  • AA: or shift the background to #2b2b2b (4.51:1)
Aaon black
6.7:1passpassfail
  • AAA: use #29ad0b as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #28a80b as the background.

Brands using this color

mcpConnect your agent — build around #28a80b
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 #28a80b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28a80b-a4bea2-7e4edf-1f2d23-eef1e9?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