Color

#536e4e

#536e4e
hex#536e4e
rgbrgb(83, 110, 78)
hslhsl(111, 17%, 37%)
oklchoklch(0.508 0.059 140.7)
Closest name: Cactus (#5b6f55)Relative luminance 0.1354

Colors that go with #536e4e

Charcoal, Slate Blue and Champagne 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.

Real palettes that use #536e4e

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#6a4e6e

#636e4e · #4e6e5a

#4e536e · #6e4e53

Split-complementary

Open in tool →

#5a4e6e · #6e4e63

#4e636e · #6a4e6e · #6e5a4e

Contrast

#536e4e as textRatioAAAA largeAAAFix
Aaon white
5.66:1passpassfail
  • AAA: use #485f44 as the text (7.01:1)
Aaon black
3.71:1failpassfail
  • AA: use #5e7d59 as the text (4.55:1)
  • AAA: use #7c9e76 as the text (7.01:1)
  • AA: or shift the background to #e6e6e6 (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 #536e4e as the background.

Brands using this color

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

Palettes built around it

mcpConnect your agent — build around #536e4e
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 #536e4e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/536e4e-a3bea2-834edf-1f2d23-eef1e9?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