Color

#0d232b

#0d232b
hex#0d232b
rgbrgb(13, 35, 43)
hslhsl(196, 54%, 11%)
oklchoklch(0.242 0.032 224.3)
Closest name: Sunken Ship (#10252a)Relative luminance 0.0146

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2b150d

#0d2b24 · #0d142b

#2b0d23 · #232b0d

Split-complementary

Open in tool →

#2b0d14 · #2b240d

#240d2b · #2b150d · #142b0d

Contrast

#0d232b as textRatioAAAA largeAAAFix
Aaon white
16.25:1passpasspassPasses AAA — no fix needed.
Aaon black
1.29:1failfailfail
  • AA: use #2e7d99 as the text (4.51:1)
  • AAA: use #3ba0c4 as the text (7.01:1)
  • AA: or shift the background to #878787 (4.52:1)
  • AAA: or shift the background to #ababab (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0d232b as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0d232b reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0d232b
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 #0d232b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0d232b-9cb5c4-df4e6e-1f232d-e9f1ef?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