Color

#0d4d9c

#0d4d9c
hex#0d4d9c
rgbrgb(13, 77, 156)
hslhsl(213, 85%, 33%)
oklchoklch(0.431 0.143 257.1)
Closest name: Cascade Twilight (#234893)Relative luminance 0.0779

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9c5b0d

#0d959c · #140d9c

#9c0d4d · #4d9c0d

Split-complementary

Open in tool →

#9c140d · #959c0d

#9c0d95 · #9c5b0d · #0d9c14

Contrast

#0d4d9c as textRatioAAAA largeAAAFix
Aaon white
8.21:1passpasspassPasses AAA — no fix needed.
Aaon black
2.56:1failfailfail
  • AA: use #1372e7 as the text (4.59:1)
  • AAA: use #5099f1 as the text (7.17:1)
  • AA: or shift the background to #c2c2c2 (4.61:1)
  • AAA: or shift the background to #ededed (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0d4d9c 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

#0d4d9c reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0d4d9c
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 #0d4d9c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0d4d9c-9ca9c4-df584e-1f202d-e9f0f1?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