Color

#130b23

#130b23
hex#130b23
rgbrgb(19, 11, 35)
hslhsl(260, 52%, 9%)
oklchoklch(0.176 0.048 296.5)
Closest name: Corbeau (#111122)Relative luminance 0.005

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1b230b

#0b0f23 · #1f0b23

#23130b · #0b2313

Split-complementary

Open in tool →

#231f0b · #0f230b

#230b0f · #1b230b · #0b231f

Contrast

#130b23 as textRatioAAAA largeAAAFix
Aaon white
19.09:1passpasspassPasses AAA — no fix needed.
Aaon black
1.1:1failfailfail
  • AA: use #8460cd as the text (4.54:1)
  • AAA: use #a287d9 as the text (7:1)
  • AA: or shift the background to #7d7d7d (4.64:1)
  • AAA: or shift the background to #9e9e9e (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #130b23 as the background.

Brands using this color

Fonts for this mood

#130b23 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #130b23
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 #130b23 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/130b23-ae9cc4-dfc94e-2a1f2d-e9ebf1?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