Color

#051f33

#051f33
hex#051f33
rgbrgb(5, 31, 51)
hslhsl(206, 82%, 11%)
oklchoklch(0.231 0.05 245.2)
Closest name: Midnight Dreams (#002233)Relative luminance 0.0125

Tints & shades

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

Harmonies

Complementary

Open in tool →

#331905

#053330 · #050833

#33051f · #1f3305

Split-complementary

Open in tool →

#330508 · #333005

#300533 · #331905 · #083305

Contrast

#051f33 as textRatioAAAA largeAAAFix
Aaon white
16.8:1passpasspassPasses AAA — no fix needed.
Aaon black
1.25:1failfailfail
  • AA: use #147ac8 as the text (4.65:1)
  • AAA: use #339beb as the text (7.03:1)
  • AA: or shift the background to #858585 (4.55:1)
  • AAA: or shift the background to #a8a8a8 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #051f33 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#051f33 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #051f33
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 #051f33 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/051f33-9caec4-df4e56-1f212d-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