Color

#33383d

#33383d
hex#33383d
rgbrgb(51, 56, 61)
hslhsl(210, 9%, 22%)
oklchoklch(0.338 0.011 248.2)
Closest name: Artist’s Charcoal (#37393e)Relative luminance 0.0387

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3d3833

#333d3d · #33333d

#3d3338 · #383d33

Split-complementary

Open in tool →

#3d3333 · #3d3d33

#3d333d · #3d3833 · #333d33

Contrast

#33383d as textRatioAAAA largeAAAFix
Aaon white
11.84:1passpasspassPasses AAA — no fix needed.
Aaon black
1.77:1failfailfail
  • AA: use #6d7883 as the text (4.66:1)
  • AAA: use #8d96a0 as the text (7:1)
  • AA: or shift the background to #a1a1a1 (4.58:1)
  • AAA: or shift the background to #c7c7c7 (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #33383d 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

#33383d reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #33383d
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 #33383d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/33383d-9cabc4-df514e-1f202d-e9f1f1?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