Color

#0f1f1b

#0f1f1b
hex#0f1f1b
rgbrgb(15, 31, 27)
hslhsl(165, 35%, 9%)
oklchoklch(0.223 0.023 176.4)
Closest name: Coco’s Black (#1c1c1a)Relative luminance 0.0116

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1f0f13

#0f1f13 · #0f1b1f

#1b0f1f · #1f1b0f

Split-complementary

Open in tool →

#1f0f1b · #1f130f

#130f1f · #1f0f13 · #1b1f0f

Contrast

#0f1f1b as textRatioAAAA largeAAAFix
Aaon white
17.04:1passpasspassPasses AAA — no fix needed.
Aaon black
1.23:1failfailfail
  • AA: use #3f8372 as the text (4.7:1)
  • AAA: use #50a590 as the text (7.13:1)
  • AA: or shift the background to #858585 (4.62:1)
  • AAA: or shift the background to #a6a6a6 (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 #0f1f1b as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#0f1f1b reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0f1f1b
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 #0f1f1b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0f1f1b-a2beba-d459b3-1f2b2d-e9f1eb?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