Color

#36373f

#36373f
hex#36373f
rgbrgb(54, 55, 63)
hslhsl(233, 8%, 23%)
oklchoklch(0.339 0.014 280)
Closest name: Artist’s Charcoal (#37393e)Relative luminance 0.0388

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3f3e36

#363c3f · #3a363f

#3f3637 · #373f36

Split-complementary

Open in tool →

#3f3a36 · #3c3f36

#3f363c · #3f3e36 · #363f3a

Contrast

#36373f as textRatioAAAA largeAAAFix
Aaon white
11.83:1passpasspassPasses AAA — no fix needed.
Aaon black
1.78:1failfailfail
  • AA: use #737587 as the text (4.62:1)
  • AAA: use #9495a4 as the text (7.09:1)
  • 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 #36373f as the background.

Brands using this color

Fonts for this mood

#36373f reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #36373f
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 #36373f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/36373f-9c9cc4-df884e-241f2d-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