Color

#579e89

#579e89
hex#579e89
rgbrgb(87, 158, 137)
hslhsl(162, 29%, 48%)
oklchoklch(0.646 0.079 172.5)
Closest name: Emerald Oasis (#67a195)Relative luminance 0.2829

Colors that go with #579e89

Charcoal, Copper and Blush Pink 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 #579e89

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9e576c

#579e65 · #57909e

#89579e · #9e8957

Split-complementary

Open in tool →

#9e5790 · #9e6557

#65579e · #9e576c · #909e57

Contrast

#579e89 as textRatioAAAA largeAAAFix
Aaon white
3.15:1failpassfail
  • AA: use #47806f as the text (4.58:1)
  • AAA: use #355f53 as the text (7.21:1)
  • AA: or shift the background to #292929 (4.61:1)
Aaon black
6.66:1passpassfail
  • AAA: use #5ba48e as the text (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #579e89 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 #579e89
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 #579e89 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/579e89-a2beb9-d459b9-1f2b2d-e9f1eb?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