Color

#004bcc

#004bcc
hex#004bcc
rgbrgb(0, 75, 204)
hslhsl(218, 100%, 40%)
oklchoklch(0.467 0.209 261.6)
Closest name: Denim (#2243b6)Relative luminance 0.0939

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#cc8100

#00b1cc · #1b00cc

#cc004b · #4bcc00

Split-complementary

Open in tool →

#cc1b00 · #b1cc00

#cc00b1 · #cc8100 · #00cc1b

Contrast

#004bcc as textRatioAAAA largeAAAFix
Aaon white
7.3:1passpasspassPasses AAA — no fix needed.
Aaon black
2.88:1failfailfail
  • AA: use #146aff as the text (4.54:1)
  • AAA: use #5794ff as the text (7.09:1)
  • AA: or shift the background to #cccccc (4.54:1)
  • AAA: or shift the background to #fcfcfc (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #004bcc as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#004bcc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #004bcc
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #004bcc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/004bcc-9ca6c4-df644e-201f2d-e9f0f1?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