Color

#0b1d19

#0b1d19
hex#0b1d19
rgbrgb(11, 29, 25)
hslhsl(167, 45%, 8%)
oklchoklch(0.214 0.025 177.6)
Closest name: Black Stallion (#0e191c)Relative luminance 0.0102

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1e0b0f

#0b1e10 · #0b181e

#1a0b1e · #1e1a0b

Split-complementary

Open in tool →

#1e0b18 · #1e100b

#100b1e · #1e0b0f · #181e0b

Contrast

#0b1d19 as textRatioAAAA largeAAAFix
Aaon white
17.44:1passpasspassPasses AAA — no fix needed.
Aaon black
1.2:1failfailfail
  • AA: use #318170 as the text (4.5:1)
  • AAA: use #3fa690 as the text (7.07:1)
  • AA: or shift the background to #828282 (4.54:1)
  • AAA: or shift the background to #a6a6a6 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0b1d19 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

#0b1d19 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0b1d19
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 #0b1d19 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0b1d19-a2bebb-d459af-1f2a2d-e9f1ec?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