Color

#198a23

#198a23
hex#198a23
rgbrgb(25, 138, 35)
hslhsl(125, 69%, 32%)
oklchoklch(0.553 0.169 143.8)
Closest name: Forest Green (#228b22)Relative luminance 0.185

Colors that go with #198a23

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 →

#8a1981

#488a19 · #198a5b

#23198a · #8a2319

Split-complementary

Open in tool →

#5b198a · #8a1948

#19488a · #8a1981 · #8a5b19

Contrast

#198a23 as textRatioAAAA largeAAAFix
Aaon white
4.47:1failpassfail
  • AA: use #198622 as the text (4.69:1)
  • AAA: use #13671a as the text (7.04:1)
  • AA: or shift the background to #050505 (4.56:1)
Aaon black
4.7:1passpassfail
  • AAA: use #20b12c as the text (7.39:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #198a23 as the background.

Brands using this color

mcpConnect your agent — build around #198a23
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 #198a23 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/198a23-a2bea7-a54edf-1f2d26-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