Color

#0ca90a

#0ca90a
hex#0ca90a
rgbrgb(12, 169, 10)
hslhsl(119, 89%, 35%)
oklchoklch(0.638 0.214 142.5)
Closest name: Hedged Garden (#00aa11)Relative luminance 0.2848

Colors that go with #0ca90a

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 →

#a60aa9

#5ca90a · #0aa957

#0a0ca9 · #a90a0c

Split-complementary

Open in tool →

#570aa9 · #a90a5c

#0a5ca9 · #a60aa9 · #a9570a

Contrast

#0ca90a as textRatioAAAA largeAAAFix
Aaon white
3.14:1failpassfail
  • AA: use #0a8708 as the text (4.69:1)
  • AAA: use #076506 as the text (7.31:1)
  • AA: or shift the background to #2b2b2b (4.51:1)
Aaon black
6.7:1passpassfail
  • AAA: use #0dae0a 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 #0ca90a as the background.

Brands using this color

mcpConnect your agent — build around #0ca90a
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 #0ca90a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0ca90a-a2bea5-964edf-1f2d25-edf1e9?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