Color

#138307

#138307
hex#138307
rgbrgb(19, 131, 7)
hslhsl(114, 90%, 27%)
oklchoklch(0.531 0.175 142)
Closest name: green (#008000)Relative luminance 0.1639

Colors that go with #138307

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 →

#760783

#518307 · #078338

#071383 · #830713

Split-complementary

Open in tool →

#380783 · #830751

#075183 · #760783 · #833807

Contrast

#138307 as textRatioAAAA largeAAAFix
Aaon white
4.91:1passpassfail
  • AAA: use #0f6605 as the text (7.18:1)
Aaon black
4.28:1failpassfail
  • AA: use #148807 as the text (4.55:1)
  • AAA: use #1aae09 as the text (7.1:1)
  • AA: or shift the background to #f5f5f5 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #138307 as the background.

Brands using this color

Fonts for this mood

#138307 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #138307
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 #138307 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/138307-a2bea2-8a4edf-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