Color

#05033a

#05033a
hex#05033a
rgbrgb(5, 3, 58)
hslhsl(242, 90%, 12%)
oklchoklch(0.17 0.101 270.7)
Closest name: Oblivion (#000435)Relative luminance 0.004

Tints & shades

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

Harmonies

Complementary

Open in tool →

#383a03

#031d3a · #20033a

#3a0503 · #033a05

Split-complementary

Open in tool →

#3a2003 · #1d3a03

#3a031d · #383a03 · #033a20

Contrast

#05033a as textRatioAAAA largeAAAFix
Aaon white
19.43:1passpasspassPasses AAA — no fix needed.
Aaon black
1.08:1failfailfail
  • AA: use #645ff7 as the text (4.52:1)
  • AAA: use #8e8bf9 as the text (7.21:1)
  • AA: or shift the background to #7a7a7a (4.53:1)
  • AAA: or shift the background to #9c9c9c (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #05033a 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

#05033a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #05033a
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 #05033a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/05033a-a29cc4-df9e4e-261f2d-e9edf1?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