Color

#3a3545

#3a3545
hex#3a3545
rgbrgb(58, 53, 69)
hslhsl(259, 13%, 24%)
oklchoklch(0.341 0.028 299.2)
Closest name: Call It a Night (#42364c)Relative luminance 0.0388

Tints & shades

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

Harmonies

Complementary

Open in tool →

#404535

#353845 · #423545

#453a35 · #35453a

Split-complementary

Open in tool →

#454235 · #384535

#453538 · #404535 · #354542

Contrast

#3a3545 as textRatioAAAA largeAAAFix
Aaon white
11.83:1passpasspassPasses AAA — no fix needed.
Aaon black
1.78:1failfailfail
  • AA: use #7c7292 as the text (4.68:1)
  • AAA: use #9992ab as the text (7.05:1)
  • AA: or shift the background to #a1a1a1 (4.58:1)
  • AAA: or shift the background to #c9c9c9 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3a3545 as the background.

Brands using this color

Fonts for this mood

#3a3545 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3a3545
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 #3a3545 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3a3545-ad9cc4-dfc74e-2a1f2d-e9ebf1?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