Color

#198311

#198311
hex#198311
rgbrgb(25, 131, 17)
hslhsl(116, 77%, 29%)
oklchoklch(0.532 0.171 142.1)
Closest name: green (#008000)Relative luminance 0.1648

Colors that go with #198311

Charcoal, Royal Blue and Crimson 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 →

#7b1183

#528311 · #118342

#111983 · #831119

Split-complementary

Open in tool →

#421183 · #831152

#115283 · #7b1183 · #834211

Contrast

#198311 as textRatioAAAA largeAAAFix
Aaon white
4.89:1passpassfail
  • AAA: use #13630d as the text (7.45:1)
Aaon black
4.3:1failpassfail
  • AA: use #198712 as the text (4.52:1)
  • AAA: use #21b017 as the text (7.29:1)
  • AA: or shift the background to #f7f7f7 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #198311 as the background.

Brands using this color

Fonts for this mood

#198311 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #198311
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 #198311 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/198311-a2bea3-8f4edf-1f2d24-eef1e9?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