Color

#537811

#537811
hex#537811
rgbrgb(83, 120, 17)
hslhsl(82, 75%, 27%)
oklchoklch(0.525 0.131 128.6)
Closest name: Avocado (#568203)Relative luminance 0.1531

Colors that go with #537811

Charcoal, Crimson and 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 →

#371178

#786b11 · #1f7811

#115378 · #781153

Split-complementary

Open in tool →

#111f78 · #6b1178

#11786b · #371178 · #78111f

Contrast

#537811 as textRatioAAAA largeAAAFix
Aaon white
5.17:1passpassfail
  • AAA: use #43620e as the text (7.02:1)
Aaon black
4.06:1failpassfail
  • AA: use #598112 as the text (4.57:1)
  • AAA: use #71a518 as the text (7.1:1)
  • AA: or shift the background to #f0f0f0 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #537811 as the background.

Brands using this color

Fonts for this mood

#537811 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #537811
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 #537811 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/537811-b0bea2-4e5fdf-222d1f-f1f0e9?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