Color

#5a7172

#5a7172
hex#5a7172
rgbrgb(90, 113, 114)
hslhsl(183, 12%, 40%)
oklchoklch(0.531 0.027 199.6)
Closest name: Batman (#656e72)Relative luminance 0.152

Colors that go with #5a7172

Charcoal, Amber 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 #5a7172

Tints & shades

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

Harmonies

Complementary

Open in tool →

#725b5a

#5a7267 · #5a6572

#725a71 · #71725a

Split-complementary

Open in tool →

#725a65 · #72675a

#675a72 · #725b5a · #65725a

Contrast

#5a7172 as textRatioAAAA largeAAAFix
Aaon white
5.2:1passpassfail
  • AAA: use #485a5b as the text (7.27:1)
Aaon black
4.04:1failpassfail
  • AA: use #60797b as the text (4.52:1)
  • AAA: use #819b9c as the text (7.1:1)
  • AA: or shift the background to #f0f0f0 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5a7172 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 #5a7172
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 #5a7172 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5a7172-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