Color

#0d1f91

#0d1f91
hex#0d1f91
rgbrgb(13, 31, 145)
hslhsl(232, 84%, 31%)
oklchoklch(0.331 0.183 266.3)
Closest name: Deepsea Kraken (#082599)Relative luminance 0.0311

Tints & shades

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

Harmonies

Complementary

Open in tool →

#91800d

#0d6191 · #3d0d91

#910d1e · #1e910d

Split-complementary

Open in tool →

#913d0d · #61910d

#910d61 · #91800d · #0d913d

Contrast

#0d1f91 as textRatioAAAA largeAAAFix
Aaon white
12.95:1passpasspassPasses AAA — no fix needed.
Aaon black
1.62:1failfailfail
  • AA: use #5167f0 as the text (4.55:1)
  • AAA: use #8090f4 as the text (7.21:1)
  • AA: or shift the background to #999999 (4.54:1)
  • AAA: or shift the background to #bfbfbf (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0d1f91 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

#0d1f91 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0d1f91
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 #0d1f91 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0d1f91-9c9dc4-df864e-231f2d-e9eef1?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