Color

#129b17

#129b17
hex#129b17
rgbrgb(18, 155, 23)
hslhsl(122, 79%, 34%)
oklchoklch(0.6 0.195 142.9)
Closest name: Herbalist’s Garden (#119900)Relative luminance 0.2363

Colors that go with #129b17

Crimson, Royal Blue and Charcoal 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 →

#9b1297

#529b12 · #129b5b

#17129b · #9b1712

Split-complementary

Open in tool →

#5b129b · #9b1252

#12529b · #9b1297 · #9b5b12

Contrast

#129b17 as textRatioAAAA largeAAAFix
Aaon white
3.67:1failpassfail
  • AA: use #108914 as the text (4.55:1)
  • AAA: use #0c640f as the text (7.38:1)
  • AA: or shift the background to #1c1c1c (4.65:1)
Aaon black
5.73:1passpassfail
  • AAA: use #14ad19 as the text (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #129b17 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 #129b17
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 #129b17 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/129b17-a2bea6-9e4edf-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