Color

#0ca73f

#0ca73f
hex#0ca73f
rgbrgb(12, 167, 63)
hslhsl(140, 87%, 35%)
oklchoklch(0.636 0.185 147.2)
Closest name: Fennel Fiasco (#00aa44)Relative luminance 0.2807

Colors that go with #0ca73f

Charcoal, Blue and Dodger 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 →

#a70c73

#25a70c · #0ca78d

#3f0ca7 · #a73f0c

Split-complementary

Open in tool →

#8d0ca7 · #a70c25

#0c25a7 · #a70c73 · #a78d0c

Contrast

#0ca73f as textRatioAAAA largeAAAFix
Aaon white
3.17:1failpassfail
  • AA: use #098633 as the text (4.7:1)
  • AAA: use #076426 as the text (7.34:1)
  • AA: or shift the background to #292929 (4.58:1)
Aaon black
6.61:1passpassfail
  • AAA: use #0cb043 as the text (7.31:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0ca73f as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #0ca73f
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 #0ca73f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0ca73f-a2beaf-c259d4-1f2d2a-ebf1e9?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