Color

#2042bc

#2042bc
hex#2042bc
rgbrgb(32, 66, 188)
hslhsl(227, 71%, 43%)
oklchoklch(0.441 0.195 266)
Closest name: Cobalt Blue (#0047ab)Relative luminance 0.0783

Colors that go with #2042bc

Charcoal, Sea Green 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 →

#bc9a20

#208fbc · #4c20bc

#bc2042 · #42bc20

Split-complementary

Open in tool →

#bc4c20 · #8fbc20

#bc208f · #bc9a20 · #20bc4c

Contrast

#2042bc as textRatioAAAA largeAAAFix
Aaon white
8.18:1passpasspassPasses AAA — no fix needed.
Aaon black
2.57:1failfailfail
  • AA: use #4c6ce1 as the text (4.54:1)
  • AAA: use #7c94e9 as the text (7.27:1)
  • AA: or shift the background to #c2c2c2 (4.59:1)
  • AAA: or shift the background to #f0f0f0 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2042bc as the background.

Brands using this color

Fonts for this mood

#2042bc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2042bc
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 #2042bc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2042bc-9ca0c4-df7a4e-221f2d-e9eff1?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