Color

#12813b

#12813b
hex#12813b
rgbrgb(18, 129, 59)
hslhsl(142, 76%, 29%)
oklchoklch(0.529 0.141 149.6)
Closest name: Broccoli Paradise (#008833)Relative luminance 0.1614

Colors that go with #12813b

Charcoal, Crimson and Royal Blue 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 →

#821259

#218212 · #128273

#3b1282 · #823b12

Split-complementary

Open in tool →

#731282 · #821221

#122182 · #821259 · #827312

Contrast

#12813b as textRatioAAAA largeAAAFix
Aaon white
4.97:1passpassfail
Aaon black
4.23:1failpassfail
  • AA: use #12873d as the text (4.56:1)
  • AAA: use #18af4f as the text (7.28:1)
  • AA: or shift the background to #f5f5f5 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #12813b as the background.

Brands using this color

Fonts for this mood

#12813b reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #12813b
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 #12813b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/12813b-a2beaf-c659d4-1f2d2a-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