Color

#1f2823

#1f2823
hex#1f2823
rgbrgb(31, 40, 35)
hslhsl(147, 13%, 14%)
oklchoklch(0.266 0.016 160.8)
Closest name: Bitter Liquorice (#262926)Relative luminance 0.0193

Tints & shades

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

Harmonies

Complementary

Open in tool →

#281f24

#20281f · #1f2828

#231f28 · #28231f

Split-complementary

Open in tool →

#281f28 · #281f20

#1f2028 · #281f24 · #28281f

Contrast

#1f2823 as textRatioAAAA largeAAAFix
Aaon white
15.15:1passpasspassPasses AAA — no fix needed.
Aaon black
1.39:1failfailfail
  • AA: use #5f7c6c as the text (4.59:1)
  • AAA: use #809d8d as the text (7.13:1)
  • AA: or shift the background to #8c8c8c (4.51:1)
  • AAA: or shift the background to #b3b3b3 (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1f2823 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1f2823 reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1f2823
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 #1f2823 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f2823-a2beb2-d059d4-1f2d2c-eaf1e9?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