Color

#2b8915

#2b8915
hex#2b8915
rgbrgb(43, 137, 21)
hslhsl(109, 73%, 31%)
oklchoklch(0.554 0.17 140.6)
Closest name: Forest Green (#228b22)Relative luminance 0.1846

Colors that go with #2b8915

Royal Blue, Charcoal and Crimson 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 →

#741589

#648915 · #15893a

#152b89 · #89152b

Split-complementary

Open in tool →

#3a1589 · #891564

#156489 · #741589 · #893a15

Contrast

#2b8915 as textRatioAAAA largeAAAFix
Aaon white
4.48:1failpassfail
  • AA: use #298415 as the text (4.77:1)
  • AAA: use #206510 as the text (7.17:1)
  • AA: or shift the background to #050505 (4.55:1)
Aaon black
4.69:1passpassfail
  • AAA: use #35ac1b as the text (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b8915 as the background.

Brands using this color

mcpConnect your agent — build around #2b8915
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 #2b8915 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b8915-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