Color

#0c394b

#0c394b
hex#0c394b
rgbrgb(12, 57, 75)
hslhsl(197, 72%, 17%)
oklchoklch(0.324 0.057 229.5)
Closest name: Into the Night (#1e3642)Relative luminance 0.0351

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4b1e0c

#0c4b3d · #0c1a4b

#4b0c39 · #394b0c

Split-complementary

Open in tool →

#4b0c1a · #4b3d0c

#3d0c4b · #4b1e0c · #1a4b0c

Contrast

#0c394b as textRatioAAAA largeAAAFix
Aaon white
12.33:1passpasspassPasses AAA — no fix needed.
Aaon black
1.7:1failfailfail
  • AA: use #1b7fa7 as the text (4.64:1)
  • AAA: use #22a1d3 as the text (7.11:1)
  • AA: or shift the background to #9e9e9e (4.6:1)
  • AAA: or shift the background to #c4c4c4 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0c394b 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

#0c394b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0c394b
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 #0c394b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0c394b-9cb4c4-df4e6b-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