Color

#052d57

#052d57
hex#052d57
rgbrgb(5, 45, 87)
hslhsl(211, 89%, 18%)
oklchoklch(0.297 0.087 253.8)
Closest name: Marine (#042e60)Relative luminance 0.026

Tints & shades

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

Harmonies

Complementary

Open in tool →

#572f05

#055557 · #060557

#57052d · #2d5705

Split-complementary

Open in tool →

#570605 · #555705

#570555 · #572f05 · #055706

Contrast

#052d57 as textRatioAAAA largeAAAFix
Aaon white
13.82:1passpasspassPasses AAA — no fix needed.
Aaon black
1.52:1failfailfail
  • AA: use #0d74e3 as the text (4.62:1)
  • AAA: use #4399f4 as the text (7.1:1)
  • AA: or shift the background to #949494 (4.56:1)
  • AAA: or shift the background to #bababa (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #052d57 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

#052d57 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #052d57
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 #052d57 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/052d57-9cabc4-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