Color

#186d4e

#186d4e
hex#186d4e
rgbrgb(24, 109, 78)
hslhsl(158, 64%, 26%)
oklchoklch(0.477 0.093 163.5)
Closest name: Into the Green (#0d6c49)Relative luminance 0.1168

Colors that go with #186d4e

Charcoal, Crimson and Medium Violet Red 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 →

#6d1837

#186d23 · #18616d

#4e186d · #6d4e18

Split-complementary

Open in tool →

#6d1861 · #6d2318

#23186d · #6d1837 · #616d18

Contrast

#186d4e as textRatioAAAA largeAAAFix
Aaon white
6.29:1passpassfail
  • AAA: use #166448 as the text (7.12:1)
Aaon black
3.34:1failpassfail
  • AA: use #1d8660 as the text (4.63:1)
  • AAA: use #26ab7a as the text (7.19:1)
  • AA: or shift the background to #dbdbdb (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 #186d4e as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#186d4e reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #186d4e
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 #186d4e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/186d4e-a2beb7-d459c2-1f2c2d-e9f1eb?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