Color

#353d64

#353d64
hex#353d64
rgbrgb(53, 61, 100)
hslhsl(230, 31%, 30%)
oklchoklch(0.372 0.068 273.9)
Closest name: Black Turmeric (#2c4364)Relative luminance 0.0501

Tints & shades

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

Harmonies

Complementary

Open in tool →

#645c35

#355464 · #453564

#64353d · #3d6435

Split-complementary

Open in tool →

#644535 · #546435

#643554 · #645c35 · #356445

Contrast

#353d64 as textRatioAAAA largeAAAFix
Aaon white
10.48:1passpasspassPasses AAA — no fix needed.
Aaon black
2:1failfailfail
  • AA: use #6571ae as the text (4.53:1)
  • AAA: use #8a93c1 as the text (7.02:1)
  • AA: or shift the background to #ababab (4.57:1)
  • AAA: or shift the background to #d4d4d4 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #353d64 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#353d64 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #353d64
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #353d64 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/353d64-9c9ec4-df814e-231f2d-e9eef1?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