Color

#05575c

#05575c
hex#05575c
rgbrgb(5, 87, 92)
hslhsl(183, 90%, 19%)
oklchoklch(0.416 0.069 201.8)
Closest name: Abyssal Waters (#005765)Relative luminance 0.0762

Colors that go with #05575c

Crimson, Blue and Cadet Blue 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 #05575c

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5c0905

#055c35 · #052c5c

#5c0558 · #585c05

Split-complementary

Open in tool →

#5c052c · #5c3505

#35055c · #5c0905 · #2c5c05

Contrast

#05575c as textRatioAAAA largeAAAFix
Aaon white
8.32:1passpasspassPasses AAA — no fix needed.
Aaon black
2.52:1failfailfail
  • AA: use #078188 as the text (4.5:1)
  • AAA: use #09a6ae as the text (7.08:1)
  • AA: or shift the background to #bfbfbf (4.52:1)
  • AAA: or shift the background to #ededed (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #05575c as the background.

Brands using this color

Fonts for this mood

#05575c reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #05575c
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 #05575c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/05575c-a2b9be-d4598e-1f262d-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