Color

#198f2b

#198f2b
hex#198f2b
rgbrgb(25, 143, 43)
hslhsl(129, 70%, 33%)
oklchoklch(0.568 0.17 144.7)
Closest name: Forest Green (#228b22)Relative luminance 0.2003

Colors that go with #198f2b

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 →

#8f197d

#428f19 · #198f66

#2b198f · #8f2b19

Split-complementary

Open in tool →

#66198f · #8f1942

#19428f · #8f197d · #8f6619

Contrast

#198f2b as textRatioAAAA largeAAAFix
Aaon white
4.2:1failpassfail
  • AA: use #188628 as the text (4.69:1)
  • AAA: use #12641e as the text (7.32:1)
  • AA: or shift the background to #0f0f0f (4.57:1)
Aaon black
5.01:1passpassfail
  • AAA: use #1fad34 as the text (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #198f2b 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 #198f2b
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 #198f2b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/198f2b-a2bea9-ae4edf-1f2d27-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