Color

#15d12e

#15d12e
hex#15d12e
rgbrgb(21, 209, 46)
hslhsl(128, 82%, 45%)
oklchoklch(0.748 0.24 143.7)
Closest name: Lime Green (#32cd32)Relative luminance 0.4596

Colors that go with #15d12e

Blue, Taupe and Violet 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 →

#d115b8

#5ad115 · #15d18c

#2e15d1 · #d12e15

Split-complementary

Open in tool →

#8c15d1 · #d1155a

#155ad1 · #d115b8 · #d18c15

Contrast

#15d12e as textRatioAAAA largeAAAFix
Aaon white
2.06:1failfailfail
  • AA: use #0d871d as the text (4.67:1)
  • AAA: use #0a6616 as the text (7.18:1)
  • AA: or shift the background to #474747 (4.51:1)
  • AAA: or shift the background to #292929 (7.06:1)
Aaon black
10.19:1passpasspassPasses 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 #15d12e 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 #15d12e
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 #15d12e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/15d12e-a2bea9-ac4edf-1f2d27-ecf1e9?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