Color

#4c828a

#4c828a
hex#4c828a
rgbrgb(76, 130, 138)
hslhsl(188, 29%, 42%)
oklchoklch(0.572 0.059 207.8)
Closest name: Arctic (#648589)Relative luminance 0.1934

Colors that go with #4c828a

Charcoal, Copper and Amber 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 →

#8a544c

#4c8a73 · #4c638a

#8a4c82 · #828a4c

Split-complementary

Open in tool →

#8a4c63 · #8a734c

#734c8a · #8a544c · #638a4c

Contrast

#4c828a as textRatioAAAA largeAAAFix
Aaon white
4.31:1failpassfail
  • AA: use #487c84 as the text (4.68:1)
  • AAA: use #365d63 as the text (7.23:1)
  • AA: or shift the background to #0d0d0d (4.5:1)
Aaon black
4.87:1passpassfail
  • AAA: use #619fa8 as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4c828a 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 #4c828a
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 #4c828a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4c828a-a2b7be-df4e81-1f252d-e9f1ee?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