Color

#354545

#354545
hex#354545
rgbrgb(53, 69, 69)
hslhsl(180, 13%, 24%)
oklchoklch(0.377 0.02 196.3)
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 →

#453535

#35453d · #353d45

#453545 · #454535

Split-complementary

Open in tool →

#45353d · #453d35

#3d3545 · #453535 · #3d4535

Contrast

#354545 as textRatioAAAA largeAAAFix
Aaon white
10.05:1passpasspassPasses AAA — no fix needed.
Aaon black
2.09:1failfailfail
  • AA: use #5f7c7c as the text (4.66:1)
  • AAA: use #7d9b9b as the text (7.03:1)
  • AA: or shift the background to #b0b0b0 (4.64:1)
  • AAA: or shift the background to #d9d9d9 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #354545 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

#354545 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #354545
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 #354545 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/354545-a2bbbe-d45994-1f272d-e9f1ed?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