Color

#3c495d

#3c495d
hex#3c495d
rgbrgb(60, 73, 93)
hslhsl(216, 22%, 30%)
oklchoklch(0.402 0.038 258.9)
Closest name: Bluedgeons (#324c64)Relative luminance 0.0652

Colors that go with #3c495d

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5d503c

#3c5a5d · #3f3c5d

#5d3c49 · #495d3c

Split-complementary

Open in tool →

#5d3f3c · #5a5d3c

#5d3c5a · #5d503c · #3c5d3f

Contrast

#3c495d as textRatioAAAA largeAAAFix
Aaon white
9.12:1passpasspassPasses AAA — no fix needed.
Aaon black
2.3:1failfailfail
  • AA: use #617798 as the text (4.6:1)
  • AAA: use #8697b1 as the text (7.08:1)
  • AA: or shift the background to #b8b8b8 (4.6:1)
  • AAA: or shift the background to #e3e3e3 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3c495d as the background.

Brands using this color

Fonts for this mood

#3c495d reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3c495d
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 #3c495d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3c495d-9ca7c4-df5f4e-201f2d-e9f0f1?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