Color

#043c44

#043c44
hex#043c44
rgbrgb(4, 60, 68)
hslhsl(188, 89%, 14%)
oklchoklch(0.327 0.054 210)
Closest name: Royal Neptune (#1c3b42)Relative luminance 0.0367

Tints & shades

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

Harmonies

Complementary

Open in tool →

#430c04

#04432c · #041b43

#43043b · #3b4304

Split-complementary

Open in tool →

#43041b · #432c04

#2c0443 · #430c04 · #1b4304

Contrast

#043c44 as textRatioAAAA largeAAAFix
Aaon white
12.1:1passpasspassPasses AAA — no fix needed.
Aaon black
1.73:1failfailfail
  • AA: use #098395 as the text (4.69:1)
  • AAA: use #0ba4bc as the text (7.05:1)
  • AA: or shift the background to #9e9e9e (4.52:1)
  • AAA: or shift the background to #c7c7c7 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #043c44 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

#043c44 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #043c44
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 #043c44 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/043c44-a2b7be-df4e81-1f252d-e9f1ee?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