Color

#198f31

#198f31
hex#198f31
rgbrgb(25, 143, 49)
hslhsl(132, 70%, 33%)
oklchoklch(0.569 0.166 145.7)
Closest name: Forest Green (#228b22)Relative luminance 0.2007

Colors that go with #198f31

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 →

#8f1977

#3d8f19 · #198f6c

#31198f · #8f3119

Split-complementary

Open in tool →

#6c198f · #8f193d

#193d8f · #8f1977 · #8f6c19

Contrast

#198f31 as textRatioAAAA largeAAAFix
Aaon white
4.19:1failpassfail
  • AA: use #18862e as the text (4.68:1)
  • AAA: use #126422 as the text (7.31:1)
  • AA: or shift the background to #0f0f0f (4.58:1)
Aaon black
5.01:1passpassfail
  • AAA: use #1fad3b as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #198f31 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 #198f31
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 #198f31 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/198f31-a2beab-b64edf-1f2d28-ecf1e9?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