Color

#0b1013

#0b1013
hex#0b1013
rgbrgb(11, 16, 19)
hslhsl(203, 27%, 6%)
oklchoklch(0.169 0.01 234.5)
Closest name: Black Sheep (#0f0d0d)Relative luminance 0.0049

Tints & shades

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

Harmonies

Complementary

Open in tool →

#130e0b

#0b1312 · #0b0c13

#130b10 · #10130b

Split-complementary

Open in tool →

#130b0c · #13120b

#120b13 · #130e0b · #0c130b

Contrast

#0b1013 as textRatioAAAA largeAAAFix
Aaon white
19.13:1passpasspassPasses AAA — no fix needed.
Aaon black
1.1:1failfailfail
  • AA: use #547a92 as the text (4.58:1)
  • AAA: use #779bb1 as the text (7.11:1)
  • AA: or shift the background to #7d7d7d (4.65:1)
  • AAA: or shift the background to #9e9e9e (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0b1013 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0b1013 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0b1013
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 #0b1013 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0b1013-9cb0c4-df4e5d-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