Color

#28aa03

#28aa03
hex#28aa03
rgbrgb(40, 170, 3)
hslhsl(107, 97%, 34%)
oklchoklch(0.644 0.211 141)
Closest name: Always Greener Grass (#11aa00)Relative luminance 0.2921

Colors that go with #28aa03

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 →

#8603ab

#7bab03 · #03ab32

#0327ab · #ab0327

Split-complementary

Open in tool →

#3203ab · #ab037b

#037bab · #8603ab · #ab3203

Contrast

#28aa03 as textRatioAAAA largeAAAFix
Aaon white
3.07:1failpassfail
  • AA: use #1f8802 as the text (4.58:1)
  • AAA: use #176402 as the text (7.34:1)
  • AA: or shift the background to #2b2b2b (4.61:1)
Aaon black
6.84:1passpassfail
  • AAA: use #28b003 as the text (7.3:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #28aa03 as the background.

Brands using this color

mcpConnect your agent — build around #28aa03
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 #28aa03 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28aa03-a5bea2-7a4edf-1f2d22-eff1e9?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