Color

#033cd8

#033cd8
hex#033cd8
rgbrgb(3, 60, 216)
hslhsl(224, 97%, 43%)
oklchoklch(0.453 0.24 263.7)
Closest name: Brutally Blue (#0022dd)Relative luminance 0.0821

Colors that go with #033cd8

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 →

#d89f03

#03a6d8 · #3503d8

#d8033c · #3cd803

Split-complementary

Open in tool →

#d83503 · #a6d803

#d803a6 · #d89f03 · #03d835

Contrast

#033cd8 as textRatioAAAA largeAAAFix
Aaon white
7.95:1passpasspassPasses AAA — no fix needed.
Aaon black
2.64:1failfailfail
  • AA: use #366bfc as the text (4.67:1)
  • AAA: use #6d94fd as the text (7.3:1)
  • AA: or shift the background to #c4c4c4 (4.56:1)
  • AAA: or shift the background to #f2f2f2 (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 #033cd8 as the background.

Brands using this color

Fonts for this mood

#033cd8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #033cd8
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 #033cd8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/033cd8-9ca2c4-df724e-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