Color

#04335d

#04335d
hex#04335d
rgbrgb(4, 51, 93)
hslhsl(208, 92%, 19%)
oklchoklch(0.317 0.088 251.2)
Closest name: Marine (#042e60)Relative luminance 0.0318

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5d2d04

#045d5a · #04075d

#5d0433 · #335d04

Split-complementary

Open in tool →

#5d0407 · #5d5a04

#5a045d · #5d2d04 · #075d04

Contrast

#04335d as textRatioAAAA largeAAAFix
Aaon white
12.83:1passpasspassPasses AAA — no fix needed.
Aaon black
1.64:1failfailfail
  • AA: use #0977d7 as the text (4.63:1)
  • AAA: use #319af6 as the text (7.08:1)
  • AA: or shift the background to #999999 (4.5:1)
  • AAA: or shift the background to #c2c2c2 (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #04335d 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

#04335d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #04335d
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 #04335d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/04335d-9cadc4-df4e51-1f212d-e9f1f1?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