Color

#043e7c

#043e7c
hex#043e7c
rgbrgb(4, 62, 124)
hslhsl(211, 94%, 25%)
oklchoklch(0.369 0.119 255.3)
Closest name: Aegean Blue (#1b416f)Relative luminance 0.0493

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7c4204

#047a7c · #06047c

#7c043e · #3e7c04

Split-complementary

Open in tool →

#7c0604 · #7a7c04

#7c047a · #7c4204 · #047c06

Contrast

#043e7c as textRatioAAAA largeAAAFix
Aaon white
10.58:1passpasspassPasses AAA — no fix needed.
Aaon black
1.99:1failfailfail
  • AA: use #0772e4 as the text (4.54:1)
  • AAA: use #3e98f9 as the text (7.06:1)
  • AA: or shift the background to #ababab (4.61:1)
  • AAA: or shift the background to #d4d4d4 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #043e7c 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

#043e7c reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #043e7c
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 #043e7c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/043e7c-9cabc4-df534e-1f202d-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