Color

#528b18

#528b18
hex#528b18
rgbrgb(82, 139, 24)
hslhsl(90, 71%, 32%)
oklchoklch(0.576 0.153 133.3)
Closest name: Avocado (#568203)Relative luminance 0.2033

Colors that go with #528b18

Crimson, Royal Blue and Charcoal 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 →

#52188c

#8c8c18 · #188c18

#18528c · #8c1852

Split-complementary

Open in tool →

#18188c · #8c188c

#188c8c · #52188c · #8c1818

Contrast

#528b18 as textRatioAAAA largeAAAFix
Aaon white
4.15:1failpassfail
  • AA: use #4d8316 as the text (4.59:1)
  • AAA: use #386010 as the text (7.37:1)
  • AA: or shift the background to #121212 (4.52:1)
Aaon black
5.07:1passpassfail
  • AAA: use #63aa1d as the text (7.3:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #528b18 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #528b18
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 #528b18 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/528b18-adbea2-514edf-202d1f-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