Color

#05091e

#05091e
hex#05091e
rgbrgb(5, 9, 30)
hslhsl(230, 71%, 7%)
oklchoklch(0.15 0.045 270.1)
Closest name: Mysterious Depths (#060929)Relative luminance 0.0032

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1f1a05

#05161f · #0e051f

#1f0509 · #091f05

Split-complementary

Open in tool →

#1f0e05 · #161f05

#1f0516 · #1f1a05 · #051f0e

Contrast

#05091e as textRatioAAAA largeAAAFix
Aaon white
19.73:1passpasspassPasses AAA — no fix needed.
Aaon black
1.06:1failfailfail
  • AA: use #556ce2 as the text (4.63:1)
  • AAA: use #8192ea as the text (7.23:1)
  • AA: or shift the background to #7a7a7a (4.6:1)
  • AAA: or shift the background to #9c9c9c (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #05091e 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

#05091e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #05091e
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 #05091e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/05091e-9c9ec4-df814e-231f2d-e9eef1?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