Color

#0057a3

#0057a3
hex#0057a3
rgbrgb(0, 87, 163)
hslhsl(208, 100%, 32%)
oklchoklch(0.458 0.142 253.1)
Closest name: Blue Chip (#1d5699)Relative luminance 0.0946

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a34c00

#00a39e · #0005a3

#a30057 · #57a300

Split-complementary

Open in tool →

#a30005 · #a39e00

#9e00a3 · #a34c00 · #05a300

Contrast

#0057a3 as textRatioAAAA largeAAAFix
Aaon white
7.26:1passpasspassPasses AAA — no fix needed.
Aaon black
2.89:1failfailfail
  • AA: use #0075db as the text (4.57:1)
  • AAA: use #2499ff as the text (7.08:1)
  • AA: or shift the background to #cccccc (4.52:1)
  • AAA: or shift the background to #fcfcfc (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0057a3 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

#0057a3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0057a3
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 #0057a3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0057a3-9cadc4-df4e51-1f212d-e9f1f1?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