Color

#12e216

#12e216
hex#12e216
rgbrgb(18, 226, 22)
hslhsl(121, 85%, 48%)
oklchoklch(0.792 0.265 142.6)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5458

Colors that go with #12e216

Violet, Dark Orange and Light Coral 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.

Real palettes that use #12e216

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#e212df

#77e212 · #12e27e

#1612e2 · #e21612

Split-complementary

Open in tool →

#7e12e2 · #e21277

#1277e2 · #e212df · #e27e12

Contrast

#12e216 as textRatioAAAA largeAAAFix
Aaon white
1.76:1failfailfail
  • AA: use #0b890d as the text (4.57:1)
  • AAA: use #08680a as the text (7.01:1)
  • AA: or shift the background to #4f4f4f (4.65:1)
  • AAA: or shift the background to #333333 (7.17:1)
Aaon black
11.92:1passpasspassPasses 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 #12e216 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 #12e216
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 #12e216 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/12e216-a2bea6-9b4edf-1f2d26-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