Color

#537b23

#537b23
hex#537b23
rgbrgb(83, 123, 35)
hslhsl(87, 56%, 31%)
oklchoklch(0.535 0.125 130.8)
Closest name: Enchanted Forest (#5c821a)Relative luminance 0.1613

Colors that go with #537b23

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 →

#4b237b

#7b7723 · #277b23

#23537b · #7b2353

Split-complementary

Open in tool →

#23277b · #77237b

#237b77 · #4b237b · #7b2327

Contrast

#537b23 as textRatioAAAA largeAAAFix
Aaon white
4.97:1passpassfail
  • AAA: use #415f1b as the text (7.3:1)
Aaon black
4.23:1failpassfail
  • AA: use #598325 as the text (4.7:1)
  • AAA: use #71a72f as the text (7.27:1)
  • AA: or shift the background to #f5f5f5 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #537b23 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #537b23
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 #537b23 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/537b23-aebea2-4e53df-212d1f-f1f1e9?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