Color

#057cd1

#057cd1
hex#057cd1
rgbrgb(5, 124, 209)
hslhsl(205, 95%, 42%)
oklchoklch(0.575 0.158 249.2)
Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.1905

Colors that go with #057cd1

Charcoal, Crimson and Copper 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 →

#d15a05

#05d1c0 · #0516d1

#d1057c · #7cd105

Split-complementary

Open in tool →

#d10516 · #d1c005

#c005d1 · #d15a05 · #16d105

Contrast

#057cd1 as textRatioAAAA largeAAAFix
Aaon white
4.37:1failpassfail
  • AA: use #0579cc as the text (4.55:1)
  • AAA: use #045995 as the text (7.32:1)
  • AA: or shift the background to #0a0a0a (4.53:1)
Aaon black
4.81:1passpassfail
  • AAA: use #159af9 as the text (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 #057cd1 as the background.

Brands using this color

Fonts for this mood

#057cd1 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #057cd1
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 #057cd1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/057cd1-9cafc4-df4e58-1f212d-e9f1f0?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