Color

#187b30

#187b30
hex#187b30
rgbrgb(24, 123, 48)
hslhsl(135, 67%, 29%)
oklchoklch(0.512 0.142 146.8)
Closest name: Forestial (#007733)Relative luminance 0.1457

Colors that go with #187b30

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 →

#7b1863

#317b18 · #187b63

#31187b · #7b3118

Split-complementary

Open in tool →

#63187b · #7b1831

#18317b · #7b1863 · #7b6318

Contrast

#187b30 as textRatioAAAA largeAAAFix
Aaon white
5.36:1passpassfail
  • AAA: use #146629 as the text (7.09:1)
Aaon black
3.91:1failpassfail
  • AA: use #1b8836 as the text (4.62:1)
  • AAA: use #23af46 as the text (7.29:1)
  • AA: or shift the background to #ededed (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #187b30 as the background.

Brands using this color

Fonts for this mood

#187b30 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #187b30
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 #187b30 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/187b30-a2beac-b759d4-1f2d29-ebf1e9?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