Color

#1f2829

#1f2829
hex#1f2829
rgbrgb(31, 40, 41)
hslhsl(186, 14%, 14%)
oklchoklch(0.269 0.013 204.7)
Closest name: Black Pearl (#1e272c)Relative luminance 0.0197

Tints & shades

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

Harmonies

Complementary

Open in tool →

#29201f

#1f2925 · #1f2329

#291f28 · #28291f

Split-complementary

Open in tool →

#291f23 · #29251f

#251f29 · #29201f · #23291f

Contrast

#1f2829 as textRatioAAAA largeAAAFix
Aaon white
15.07:1passpasspassPasses AAA — no fix needed.
Aaon black
1.39:1failfailfail
  • AA: use #5e7a7d as the text (4.56:1)
  • AAA: use #7f9b9f as the text (7.09:1)
  • AA: or shift the background to #8f8f8f (4.66:1)
  • AAA: or shift the background to #b3b3b3 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1f2829 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1f2829 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1f2829
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 #1f2829 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f2829-a2b8be-df4e86-1f262d-e9f1ee?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