Color

#0a0811

#0a0811
hex#0a0811
rgbrgb(10, 8, 17)
hslhsl(253, 36%, 5%)
oklchoklch(0.142 0.02 294.5)
Closest name: Narwhal Grey (#080813)Relative luminance 0.0028

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0f1108

#080b11 · #0f0811

#110a08 · #08110a

Split-complementary

Open in tool →

#110f08 · #0b1108

#11080b · #0f1108 · #08110f

Contrast

#0a0811 as textRatioAAAA largeAAAFix
Aaon white
19.89:1passpasspassPasses AAA — no fix needed.
Aaon black
1.06:1failfailfail
  • AA: use #7b6ab9 as the text (4.6:1)
  • AAA: use #9a8dc9 as the text (7.03:1)
  • AA: or shift the background to #787878 (4.51:1)
  • AAA: or shift the background to #9c9c9c (7.25:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0a0811 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0a0811 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0a0811
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 #0a0811 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0a0811-a99cc4-dfb84e-281f2d-e9ebf1?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