Color

#0db9fd

#0db9fd
hex#0db9fd
rgbrgb(13, 185, 253)
hslhsl(197, 98%, 52%)
oklchoklch(0.741 0.154 234.4)
Closest name: deepskyblue (#00bfff)Relative luminance 0.4188

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fd510d

#0dfdc9 · #0d41fd

#fd0db9 · #b9fd0d

Split-complementary

Open in tool →

#fd0d41 · #fdc90d

#c90dfd · #fd510d · #41fd0d

Contrast

#0db9fd as textRatioAAAA largeAAAFix
Aaon white
2.24:1failfailfail
  • AA: use #027cac as the text (4.69:1)
  • AAA: use #015e83 as the text (7.17:1)
  • AA: or shift the background to #404040 (4.63:1)
  • AAA: or shift the background to #212121 (7.19:1)
Aaon black
9.38:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0db9fd as the background.

Brands using this color

Fonts for this mood

#0db9fd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0db9fd
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 #0db9fd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0db9fd-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