Color

#509b72

#509b72
hex#509b72
rgbrgb(80, 155, 114)
hslhsl(147, 32%, 46%)
oklchoklch(0.63 0.098 157.9)
Closest name: Bulma Hair (#359e6b)Relative luminance 0.2636

Colors that go with #509b72

Charcoal, Blush Pink and Chocolate 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 #509b72

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9b5079

#549b50 · #509b97

#72509b · #9b7250

Split-complementary

Open in tool →

#97509b · #9b5054

#50549b · #9b5079 · #9b9750

Contrast

#509b72 as textRatioAAAA largeAAAFix
Aaon white
3.35:1failpassfail
  • AA: use #448360 as the text (4.51:1)
  • AAA: use #326248 as the text (7.06:1)
  • AA: or shift the background to #262626 (4.52:1)
Aaon black
6.27:1passpassfail
  • AAA: use #55a579 as the text (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #509b72 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 #509b72
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 #509b72 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/509b72-a2beb2-d059d4-1f2d2c-eaf1e9?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