Color

#38575c

#38575c
hex#38575c
rgbrgb(56, 87, 92)
hslhsl(188, 24%, 29%)
oklchoklch(0.435 0.037 208.6)
Closest name: Arctic Nights (#345c61)Relative luminance 0.0843

Colors that go with #38575c

Teal, Sienna and 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 #38575c

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5c3d38

#385c4f · #38455c

#5c3857 · #575c38

Split-complementary

Open in tool →

#5c3845 · #5c4f38

#4f385c · #5c3d38 · #455c38

Contrast

#38575c as textRatioAAAA largeAAAFix
Aaon white
7.82:1passpasspassPasses AAA — no fix needed.
Aaon black
2.69:1failfailfail
  • AA: use #517e85 as the text (4.67:1)
  • AAA: use #6e9ea6 as the text (7.1:1)
  • AA: or shift the background to #c7c7c7 (4.62:1)
  • AAA: or shift the background to #f5f5f5 (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #38575c 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

Fonts for this mood

#38575c reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #38575c
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 #38575c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/38575c-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