Color

#1582cb

#1582cb
hex#1582cb
rgbrgb(21, 130, 203)
hslhsl(204, 81%, 44%)
oklchoklch(0.587 0.143 245.6)
Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.2044

Colors that go with #1582cb

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 →

#cb5e15

#15cbb9 · #1527cb

#cb1582 · #82cb15

Split-complementary

Open in tool →

#cb1527 · #cbb915

#b915cb · #cb5e15 · #27cb15

Contrast

#1582cb as textRatioAAAA largeAAAFix
Aaon white
4.13:1failpassfail
  • AA: use #1479bd as the text (4.67:1)
  • AAA: use #0f5c8f as the text (7.12:1)
  • AA: or shift the background to #121212 (4.54:1)
Aaon black
5.09:1passpassfail
  • AAA: use #2b9de9 as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1582cb as the background.

Brands using this color

Fonts for this mood

#1582cb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1582cb
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 #1582cb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1582cb-9cafc4-df4e5a-1f222d-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