Color

#0d2136

#0d2136
hex#0d2136
rgbrgb(13, 33, 54)
hslhsl(211, 61%, 13%)
oklchoklch(0.243 0.048 251.4)
Closest name: Midnight Dreams (#002233)Relative luminance 0.0144

Tints & shades

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

Harmonies

Complementary

Open in tool →

#35220d

#0d3535 · #0e0d35

#350d20 · #20350d

Split-complementary

Open in tool →

#350e0d · #35350d

#350d35 · #35220d · #0d350e

Contrast

#0d2136 as textRatioAAAA largeAAAFix
Aaon white
16.31:1passpasspassPasses AAA — no fix needed.
Aaon black
1.29:1failfailfail
  • AA: use #3078c5 as the text (4.62:1)
  • AAA: use #5f9ad8 as the text (7.1:1)
  • AA: or shift the background to #878787 (4.54:1)
  • AAA: or shift the background to #ababab (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0d2136 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0d2136 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0d2136
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 #0d2136 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0d2136-9cabc4-df534e-1f202d-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