Color

#4c8a81

#4c8a81
hex#4c8a81
rgbrgb(76, 138, 129)
hslhsl(171, 29%, 42%)
oklchoklch(0.589 0.066 183.6)
Closest name: Highlands (#449084)Relative luminance 0.213

Colors that go with #4c8a81

Charcoal, Copper and Champagne 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 #4c8a81

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8a4c55

#4c8a62 · #4c748a

#814c8a · #8a814c

Split-complementary

Open in tool →

#8a4c74 · #8a624c

#624c8a · #8a4c55 · #748a4c

Contrast

#4c8a81 as textRatioAAAA largeAAAFix
Aaon white
3.99:1failpassfail
  • AA: use #478078 as the text (4.54:1)
  • AAA: use #355f59 as the text (7.16:1)
  • AA: or shift the background to #141414 (4.61:1)
Aaon black
5.26:1passpassfail
  • AAA: use #5ba499 as the text (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4c8a81 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

mcpConnect your agent — build around #4c8a81
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 #4c8a81 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4c8a81-a2bebd-d459a7-1f292d-e9f1ec?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