Color

#0d5dfd

#0d5dfd
hex#0d5dfd
rgbrgb(13, 93, 253)
hslhsl(220, 98%, 52%)
oklchoklch(0.546 0.248 262.4)
Closest name: Blue Ribbon (#0066ff)Relative luminance 0.1501

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fdad0d

#0dd5fd · #350dfd

#fd0d5d · #5dfd0d

Split-complementary

Open in tool →

#fd350d · #d5fd0d

#fd0dd5 · #fdad0d · #0dfd35

Contrast

#0d5dfd as textRatioAAAA largeAAAFix
Aaon white
5.25:1passpassfail
  • AAA: use #024ad9 as the text (7.04:1)
Aaon black
4:1failpassfail
  • AA: use #216afd as the text (4.54:1)
  • AAA: use #5d93fd as the text (7.06:1)
  • AA: or shift the background to #f0f0f0 (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0d5dfd as the background.

Brands using this color

Fonts for this mood

#0d5dfd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0d5dfd
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 #0d5dfd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0d5dfd-9ca5c4-df694e-211f2d-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