Color

#0149d0

#0149d0
hex#0149d0
rgbrgb(1, 73, 208)
hslhsl(219, 99%, 41%)
oklchoklch(0.467 0.217 262.1)
Closest name: Cobalt Blue (#0047ab)Relative luminance 0.0933

Colors that go with #0149d0

Charcoal, Crimson and Steel Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d08801

#01b1d0 · #2001d0

#d00149 · #49d001

Split-complementary

Open in tool →

#d02001 · #b1d001

#d001b1 · #d08801 · #01d020

Contrast

#0149d0 as textRatioAAAA largeAAAFix
Aaon white
7.33:1passpasspassPasses AAA — no fix needed.
Aaon black
2.87:1failfailfail
  • AA: use #1b6afe as the text (4.54:1)
  • AAA: use #5d95fe as the text (7.2:1)
  • AA: or shift the background to #cccccc (4.56:1)
  • AAA: or shift the background to #fafafa (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0149d0 as the background.

Brands using this color

Fonts for this mood

#0149d0 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0149d0
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #0149d0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0149d0-9ca5c4-df664e-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