Color

#04439a

#04439a
hex#04439a
rgbrgb(4, 67, 154)
hslhsl(215, 95%, 31%)
oklchoklch(0.406 0.154 259.1)
Closest name: Cascade Twilight (#234893)Relative luminance 0.0637

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9a5c04

#048e9a · #10049a

#9a0443 · #439a04

Split-complementary

Open in tool →

#9a1004 · #8e9a04

#9a048e · #9a5c04 · #049a10

Contrast

#04439a as textRatioAAAA largeAAAFix
Aaon white
9.23:1passpasspassPasses AAA — no fix needed.
Aaon black
2.27:1failfailfail
  • AA: use #0b6ef9 as the text (4.61:1)
  • AAA: use #5198fb as the text (7.23:1)
  • AA: or shift the background to #b5b5b5 (4.5:1)
  • AAA: or shift the background to #e3e3e3 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #04439a 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

#04439a reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #04439a
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 #04439a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/04439a-9ca8c4-df5d4e-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