Color

#188b22

#188b22
hex#188b22
rgbrgb(24, 139, 34)
hslhsl(125, 71%, 32%)
oklchoklch(0.556 0.171 143.7)
Closest name: Forest Green (#228b22)Relative luminance 0.1877

Colors that go with #188b22

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 →

#8c1882

#488c18 · #188c5b

#21188c · #8c2118

Split-complementary

Open in tool →

#5b188c · #8c1848

#18488c · #8c1882 · #8c5b18

Contrast

#188b22 as textRatioAAAA largeAAAFix
Aaon white
4.42:1failpassfail
  • AA: use #178720 as the text (4.64:1)
  • AAA: use #116418 as the text (7.34:1)
  • AA: or shift the background to #080808 (4.53:1)
Aaon black
4.75:1passpassfail
  • AAA: use #1eae2a as the text (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #188b22 as the background.

Brands using this color

mcpConnect your agent — build around #188b22
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 #188b22 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/188b22-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