Color

#364354

#364354
hex#364354
rgbrgb(54, 67, 84)
hslhsl(214, 22%, 27%)
oklchoklch(0.379 0.034 255.3)
Closest name: Arsenic (#3b444b)Relative luminance 0.0544

Tints & shades

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

Harmonies

Complementary

Open in tool →

#544736

#365254 · #383654

#543643 · #435436

Split-complementary

Open in tool →

#543836 · #525436

#543652 · #544736 · #365438

Contrast

#364354 as textRatioAAAA largeAAAFix
Aaon white
10.06:1passpasspassPasses AAA — no fix needed.
Aaon black
2.09:1failfailfail
  • AA: use #5f7795 as the text (4.56:1)
  • AAA: use #8699b1 as the text (7.21:1)
  • AA: or shift the background to #b0b0b0 (4.64:1)
  • AAA: or shift the background to #d9d9d9 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #364354 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

#364354 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #364354
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 #364354 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/364354-9ca9c4-df5a4e-1f1f2d-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