Color

#12cc0f

#12cc0f
hex#12cc0f
rgbrgb(18, 204, 15)
hslhsl(119, 86%, 43%)
oklchoklch(0.734 0.246 142.5)
Closest name: Demeter Green (#02cc02)Relative luminance 0.4335

Colors that go with #12cc0f

Taupe, Violet and Hot Pink 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 →

#c90fcc

#71cc0f · #0fcc6b

#0f12cc · #cc0f12

Split-complementary

Open in tool →

#6b0fcc · #cc0f71

#0f71cc · #c90fcc · #cc6b0f

Contrast

#12cc0f as textRatioAAAA largeAAAFix
Aaon white
2.17:1failfailfail
  • AA: use #0c8a0a as the text (4.51:1)
  • AAA: use #096808 as the text (7.01:1)
  • AA: or shift the background to #424242 (4.63:1)
  • AAA: or shift the background to #242424 (7.15:1)
Aaon black
9.67:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #12cc0f 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 #12cc0f
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 #12cc0f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/12cc0f-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