Color

#363c4e

#363c4e
hex#363c4e
rgbrgb(54, 60, 78)
hslhsl(225, 18%, 26%)
oklchoklch(0.358 0.032 270.4)
Closest name: After Midnight (#38393f)Relative luminance 0.0457

Colors that go with #363c4e

Dark Olive Green, Sea Green and Steel 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 →

#4e4836

#36484e · #3c364e

#4e363c · #3c4e36

Split-complementary

Open in tool →

#4e3c36 · #484e36

#4e3648 · #4e4836 · #364e3c

Contrast

#363c4e as textRatioAAAA largeAAAFix
Aaon white
10.98:1passpasspassPasses AAA — no fix needed.
Aaon black
1.91:1failfailfail
  • AA: use #697496 as the text (4.54:1)
  • AAA: use #8d95b0 as the text (7.06:1)
  • AA: or shift the background to #a6a6a6 (4.51:1)
  • AAA: or shift the background to #cfcfcf (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #363c4e as the background.

Brands using this color

Fonts for this mood

#363c4e reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #363c4e
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 #363c4e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/363c4e-9ca1c4-df754e-221f2d-e9eff1?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