Color

#337d1c

#337d1c
hex#337d1c
rgbrgb(51, 125, 28)
hslhsl(106, 63%, 30%)
oklchoklch(0.523 0.149 139.5)
Closest name: green (#008000)Relative luminance 0.1545

Colors that go with #337d1c

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 →

#661c7d

#637d1c · #1c7d36

#1c337d · #7d1c33

Split-complementary

Open in tool →

#361c7d · #7d1c63

#1c637d · #661c7d · #7d361c

Contrast

#337d1c as textRatioAAAA largeAAAFix
Aaon white
5.13:1passpassfail
  • AAA: use #296417 as the text (7.17:1)
Aaon black
4.09:1failpassfail
  • AA: use #36851e as the text (4.53:1)
  • AAA: use #45aa27 as the text (7.03:1)
  • AA: or shift the background to #f0f0f0 (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 #337d1c as the background.

Brands using this color

Fonts for this mood

#337d1c reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #337d1c
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 #337d1c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/337d1c-a5bea2-774edf-1f2d22-eff1e9?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