Color

#2f383d

#2f383d
hex#2f383d
rgbrgb(47, 56, 61)
hslhsl(201, 13%, 21%)
oklchoklch(0.334 0.015 232.2)
Closest name: Artist’s Charcoal (#37393e)Relative luminance 0.0377

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3d332f

#2f3d3a · #2f313d

#3d2f38 · #383d2f

Split-complementary

Open in tool →

#3d2f31 · #3d3a2f

#3a2f3d · #3d332f · #313d2f

Contrast

#2f383d as textRatioAAAA largeAAAFix
Aaon white
11.97:1passpasspassPasses AAA — no fix needed.
Aaon black
1.75:1failfailfail
  • AA: use #647782 as the text (4.5:1)
  • AAA: use #8698a2 as the text (7.03:1)
  • AA: or shift the background to #a1a1a1 (4.63:1)
  • AAA: or shift the background to #c7c7c7 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f383d as the background.

Brands using this color

Fonts for this mood

#2f383d reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f383d
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 #2f383d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f383d-9cb1c4-df4e62-1f222d-e9f1f0?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