Color

#129129

#129129
hex#129129
rgbrgb(18, 145, 41)
hslhsl(131, 78%, 32%)
oklchoklch(0.573 0.175 144.8)
Closest name: Emerald (#028f1e)Relative luminance 0.2054

Colors that go with #129129

Crimson, Royal Blue and Dark Orchid 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 →

#91127a

#3a9112 · #129169

#291291 · #912912

Split-complementary

Open in tool →

#691291 · #91123a

#123a91 · #91127a · #916912

Contrast

#129129 as textRatioAAAA largeAAAFix
Aaon white
4.11:1failpassfail
  • AA: use #118827 as the text (4.59:1)
  • AAA: use #0c641c as the text (7.35:1)
  • AA: or shift the background to #121212 (4.56:1)
Aaon black
5.11:1passpassfail
  • AAA: use #16b132 as the text (7.37:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #129129 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 #129129
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 #129129 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/129129-a2beaa-b34edf-1f2d28-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