Color

#0442dc

#0442dc
hex#0442dc
rgbrgb(4, 66, 220)
hslhsl(223, 96%, 44%)
oklchoklch(0.467 0.238 263.4)
Closest name: Brutally Blue (#0022dd)Relative luminance 0.0909

Colors that go with #0442dc

Charcoal, Crimson and Amber 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 →

#dc9f04

#04addc · #3304dc

#dc0442 · #42dc04

Split-complementary

Open in tool →

#dc3304 · #addc04

#dc04ad · #dc9f04 · #04dc33

Contrast

#0442dc as textRatioAAAA largeAAAFix
Aaon white
7.45:1passpasspassPasses AAA — no fix needed.
Aaon black
2.82:1failfailfail
  • AA: use #326bfb as the text (4.63:1)
  • AAA: use #6993fc as the text (7.18:1)
  • AA: or shift the background to #c9c9c9 (4.5:1)
  • AAA: or shift the background to #fafafa (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0442dc as the background.

Brands using this color

Fonts for this mood

#0442dc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0442dc
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 #0442dc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0442dc-9ca3c4-df704e-211f2d-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