Color

#356488

#356488
hex#356488
rgbrgb(53, 100, 136)
hslhsl(206, 44%, 37%)
oklchoklch(0.486 0.078 243.5)
Closest name: Chill of the Night (#256d8d)Relative luminance 0.1165

Colors that go with #356488

Charcoal, Royal Blue and Sienna 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 →

#885935

#358882 · #353a88

#883564 · #648835

Split-complementary

Open in tool →

#88353a · #888235

#823588 · #885935 · #3a8835

Contrast

#356488 as textRatioAAAA largeAAAFix
Aaon white
6.31:1passpassfail
  • AAA: use #315c7d as the text (7.1:1)
Aaon black
3.33:1failpassfail
  • AA: use #427ca9 as the text (4.69:1)
  • AAA: use #689dc4 as the text (7.21:1)
  • AA: or shift the background to #dbdbdb (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 #356488 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#356488 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #356488
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 #356488 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/356488-9caec4-df4e56-1f212d-e9f1f1?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