Color

#0ca143

#0ca143
hex#0ca143
rgbrgb(12, 161, 67)
hslhsl(142, 86%, 34%)
oklchoklch(0.62 0.175 148.3)
Closest name: Green Revolution (#009944)Relative luminance 0.2597

Colors that go with #0ca143

Charcoal, Blue 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 →

#a10c6b

#20a10c · #0ca18d

#430ca1 · #a1430c

Split-complementary

Open in tool →

#8d0ca1 · #a10c20

#0c20a1 · #a10c6b · #a18d0c

Contrast

#0ca143 as textRatioAAAA largeAAAFix
Aaon white
3.39:1failpassfail
  • AA: use #0a8537 as the text (4.75:1)
  • AAA: use #076429 as the text (7.33:1)
  • AA: or shift the background to #242424 (4.58:1)
Aaon black
6.19:1passpassfail
  • AAA: use #0daf49 as the text (7.25:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0ca143 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #0ca143
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 #0ca143 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0ca143-a2beaf-c659d4-1f2d2a-eaf1e9?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