Color

#579e6b

#579e6b
hex#579e6b
rgbrgb(87, 158, 107)
hslhsl(137, 29%, 48%)
oklchoklch(0.639 0.105 151.5)
Closest name: Bulma Hair (#359e6b)Relative luminance 0.2754

Colors that go with #579e6b

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 →

#9e578a

#669e57 · #579e8f

#6b579e · #9e6b57

Split-complementary

Open in tool →

#8f579e · #9e5766

#57669e · #9e578a · #9e8f57

Contrast

#579e6b as textRatioAAAA largeAAAFix
Aaon white
3.23:1failpassfail
  • AA: use #478057 as the text (4.67:1)
  • AAA: use #355f41 as the text (7.33:1)
  • AA: or shift the background to #292929 (4.51:1)
Aaon black
6.51:1passpassfail
  • AAA: use #5ea672 as the text (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #579e6b 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 #579e6b
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 #579e6b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/579e6b-a2bead-bb59d4-1f2d29-ebf1e9?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