Color

#052b8a

#052b8a
hex#052b8a
rgbrgb(5, 43, 138)
hslhsl(223, 93%, 28%)
oklchoklch(0.341 0.162 263.4)
Closest name: Below the Surface (#0a2f7c)Relative luminance 0.0359

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8a6405

#056d8a · #22058a

#8a052b · #2b8a05

Split-complementary

Open in tool →

#8a2205 · #6d8a05

#8a056d · #8a6405 · #058a22

Contrast

#052b8a as textRatioAAAA largeAAAFix
Aaon white
12.22:1passpasspassPasses AAA — no fix needed.
Aaon black
1.72:1failfailfail
  • AA: use #3069f8 as the text (4.5:1)
  • AAA: use #6b94fa as the text (7.24:1)
  • AA: or shift the background to #9e9e9e (4.56:1)
  • AAA: or shift the background to #c4c4c4 (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #052b8a as the background.

Brands using this color

Fonts for this mood

#052b8a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #052b8a
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 #052b8a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/052b8a-9ca3c4-df704e-211f2d-e9eff1?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