Color

#0ca11e

#0ca11e
hex#0ca11e
rgbrgb(12, 161, 30)
hslhsl(127, 86%, 34%)
oklchoklch(0.616 0.199 143.5)
Closest name: Grass Is Greener (#3f9b0b)Relative luminance 0.2566

Colors that go with #0ca11e

Medium Orchid, Medium Slate Blue and Blue 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 →

#a10c90

#45a10c · #0ca168

#1e0ca1 · #a11e0c

Split-complementary

Open in tool →

#680ca1 · #a10c45

#0c45a1 · #a10c90 · #a1680c

Contrast

#0ca11e as textRatioAAAA largeAAAFix
Aaon white
3.42:1failpassfail
  • AA: use #0a8a19 as the text (4.5:1)
  • AAA: use #086813 as the text (7:1)
  • AA: or shift the background to #242424 (4.53:1)
Aaon black
6.13:1passpassfail
  • AAA: use #0daf20 as the text (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0ca11e as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #0ca11e
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 #0ca11e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0ca11e-a2bea8-aa4edf-1f2d27-ecf1e9?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