Color

#0d3d45

#0d3d45
hex#0d3d45
rgbrgb(13, 61, 69)
hslhsl(189, 68%, 16%)
oklchoklch(0.333 0.051 211.1)
Closest name: Sunken Harbour (#1c3d44)Relative luminance 0.0385

Tints & shades

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

Harmonies

Complementary

Open in tool →

#45150d

#0d4531 · #0d2045

#450d3c · #3c450d

Split-complementary

Open in tool →

#450d20 · #45310d

#310d45 · #45150d · #20450d

Contrast

#0d3d45 as textRatioAAAA largeAAAFix
Aaon white
11.86:1passpasspassPasses AAA — no fix needed.
Aaon black
1.77:1failfailfail
  • AA: use #1c8092 as the text (4.55:1)
  • AAA: use #24a6bc as the text (7.26:1)
  • AA: or shift the background to #a1a1a1 (4.59:1)
  • AAA: or shift the background to #c7c7c7 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0d3d45 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#0d3d45 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0d3d45
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 #0d3d45 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0d3d45-a2b7be-df4e7e-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