Color

#537e15

#537e15
hex#537e15
rgbrgb(83, 126, 21)
hslhsl(85, 71%, 29%)
oklchoklch(0.541 0.137 130.3)
Closest name: Avocado (#568203)Relative luminance 0.1681

Colors that go with #537e15

Charcoal, Crimson and Denim 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 →

#41157e

#7e7615 · #1e7e15

#15537e · #7e1553

Split-complementary

Open in tool →

#151e7e · #76157e

#157e76 · #41157e · #7e151e

Contrast

#537e15 as textRatioAAAA largeAAAFix
Aaon white
4.81:1passpassfail
  • AAA: use #3f6010 as the text (7.26:1)
Aaon black
4.36:1failpassfail
  • AA: use #568316 as the text (4.65:1)
  • AAA: use #6ca61c as the text (7.11:1)
  • AA: or shift the background to #fafafa (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #537e15 as the background.

Brands using this color

Fonts for this mood

#537e15 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #537e15
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 #537e15 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/537e15-afbea2-4e58df-212d1f-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