Color

#0d151b

#0d151b
hex#0d151b
rgbrgb(13, 21, 27)
hslhsl(206, 35%, 8%)
oklchoklch(0.191 0.017 241.2)
Closest name: Midnight Edition (#0c121b)Relative luminance 0.007

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1c130d

#0d1c1b · #0d0e1c

#1c0d15 · #151c0d

Split-complementary

Open in tool →

#1c0d0e · #1c1b0d

#1b0d1c · #1c130d · #0e1c0d

Contrast

#0d151b as textRatioAAAA largeAAAFix
Aaon white
18.42:1passpasspassPasses AAA — no fix needed.
Aaon black
1.14:1failfailfail
  • AA: use #4c7b9e as the text (4.63:1)
  • AAA: use #729bbb as the text (7.12:1)
  • AA: or shift the background to #808080 (4.66:1)
  • AAA: or shift the background to #a1a1a1 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0d151b as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0d151b reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0d151b
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 #0d151b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0d151b-9caec4-df4e56-1f212d-e9f1f1?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