Color

#12de71

#12de71
hex#12de71
rgbrgb(18, 222, 113)
hslhsl(148, 85%, 47%)
oklchoklch(0.789 0.208 151.4)
Closest name: Green Priestess (#11dd55)Relative luminance 0.5356

Colors that go with #12de71

Blue, Deep Sky 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 →

#de127f

#19de12 · #12ded7

#7112de · #de7112

Split-complementary

Open in tool →

#d712de · #de1219

#1219de · #de127f · #ded712

Contrast

#12de71 as textRatioAAAA largeAAAFix
Aaon white
1.79:1failfailfail
  • AA: use #0b8443 as the text (4.78:1)
  • AAA: use #086333 as the text (7.39:1)
  • AA: or shift the background to #4f4f4f (4.57:1)
  • AAA: or shift the background to #333333 (7.05:1)
Aaon black
11.71:1passpasspassPasses 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 #12de71 as the background.

Brands using this color

mcpConnect your agent — build around #12de71
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 #12de71 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/12de71-a2beb2-d259d4-1f2d2c-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