Color

#1576bc

#1576bc
hex#1576bc
rgbrgb(21, 118, 188)
hslhsl(205, 80%, 41%)
oklchoklch(0.55 0.137 247)
Closest name: Brilliant Blue (#0075b3)Relative luminance 0.1675

Colors that go with #1576bc

Charcoal, Crimson and Sienna 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 →

#bc5b15

#15bcae · #1523bc

#bc1576 · #76bc15

Split-complementary

Open in tool →

#bc1523 · #bcae15

#ae15bc · #bc5b15 · #23bc15

Contrast

#1576bc as textRatioAAAA largeAAAFix
Aaon white
4.83:1passpassfail
  • AAA: use #105c93 as the text (7.06:1)
Aaon black
4.35:1failpassfail
  • AA: use #1579c1 as the text (4.54:1)
  • AAA: use #309ce8 as the text (7.05:1)
  • AA: or shift the background to #f7f7f7 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1576bc as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1576bc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1576bc
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 #1576bc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1576bc-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