Color

#508b4b

#508b4b
hex#508b4b
rgbrgb(80, 139, 75)
hslhsl(115, 30%, 42%)
oklchoklch(0.58 0.113 142.3)
Closest name: Fern (#548d44)Relative luminance 0.2068

Colors that go with #508b4b

Charcoal, Blue and Copper 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 →

#864b8b

#708b4b · #4b8b66

#4b508b · #8b4b50

Split-complementary

Open in tool →

#664b8b · #8b4b70

#4b708b · #864b8b · #8b664b

Contrast

#508b4b as textRatioAAAA largeAAAFix
Aaon white
4.09:1failpassfail
  • AA: use #4b8146 as the text (4.64:1)
  • AAA: use #376034 as the text (7.28:1)
  • AA: or shift the background to #141414 (4.51:1)
Aaon black
5.14:1passpassfail
  • AAA: use #60a659 as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #508b4b 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 #508b4b
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 #508b4b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/508b4b-a2bea3-8d4edf-1f2d24-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