Color

#538e43

#538e43
hex#538e43
rgbrgb(83, 142, 67)
hslhsl(107, 36%, 41%)
oklchoklch(0.588 0.124 139.3)
Closest name: Fern (#548d44)Relative luminance 0.2159

Colors that go with #538e43

Charcoal, Royal Blue 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 →

#7e438e

#798e43 · #438e58

#43538e · #8e4353

Split-complementary

Open in tool →

#58438e · #8e4379

#43798e · #7e438e · #8e5843

Contrast

#538e43 as textRatioAAAA largeAAAFix
Aaon white
3.95:1failpassfail
  • AA: use #4b803c as the text (4.72:1)
  • AAA: use #39612e as the text (7.18:1)
  • AA: or shift the background to #171717 (4.54:1)
Aaon black
5.32:1passpassfail
  • AAA: use #61a64e as the text (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #538e43 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 #538e43
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 #538e43 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/538e43-a5bea2-7a4edf-1f2d22-eff1e9?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