Color

#0d353b

#0d353b
hex#0d353b
rgbrgb(13, 53, 59)
hslhsl(188, 64%, 14%)
oklchoklch(0.304 0.045 209.2)
Closest name: Elite Teal (#133337)Relative luminance 0.0295

Colors that go with #0d353b

Rust, Sienna and Steel Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Real palettes that use #0d353b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3b130d

#0d3b2a · #0d1e3b

#3b0d34 · #343b0d

Split-complementary

Open in tool →

#3b0d1e · #3b2a0d

#2a0d3b · #3b130d · #1e3b0d

Contrast

#0d353b as textRatioAAAA largeAAAFix
Aaon white
13.21:1passpasspassPasses AAA — no fix needed.
Aaon black
1.59:1failfailfail
  • AA: use #208392 as the text (4.72:1)
  • AAA: use #28a5b8 as the text (7.16:1)
  • AA: or shift the background to #999999 (4.64:1)
  • AAA: or shift the background to #bdbdbd (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0d353b as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0d353b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0d353b
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #0d353b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0d353b-a2b7be-df4e81-1f252d-e9f1ee?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