Color

#0c13a7

#0c13a7
hex#0c13a7
rgbrgb(12, 19, 167)
hslhsl(237, 87%, 35%)
oklchoklch(0.345 0.217 266.1)
Closest name: Dark Galaxy (#0018a8)Relative luminance 0.0333

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a79f0c

#0c61a7 · #510ca7

#a70c13 · #13a70c

Split-complementary

Open in tool →

#a7510c · #61a70c

#a70c61 · #a79f0c · #0ca751

Contrast

#0c13a7 as textRatioAAAA largeAAAFix
Aaon white
12.6:1passpasspassPasses AAA — no fix needed.
Aaon black
1.67:1failfailfail
  • AA: use #5d64f4 as the text (4.59:1)
  • AAA: use #888df7 as the text (7.2:1)
  • AA: or shift the background to #9c9c9c (4.59:1)
  • AAA: or shift the background to #c2c2c2 (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 #0c13a7 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

#0c13a7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0c13a7
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 #0c13a7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0c13a7-9f9cc4-df924e-251f2d-e9edf1?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