Color

#250c31

#250c31
hex#250c31
rgbrgb(37, 12, 49)
hslhsl(281, 61%, 12%)
oklchoklch(0.215 0.074 313)
Closest name: Dark Prom Queen (#2b0f2e)Relative luminance 0.0088

Tints & shades

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

Harmonies

Complementary

Open in tool →

#18310c

#130c31 · #310c2a

#31250c · #0c3125

Split-complementary

Open in tool →

#2a310c · #0c3113

#31130c · #18310c · #0c2a31

Contrast

#250c31 as textRatioAAAA largeAAAFix
Aaon white
17.86:1passpasspassPasses AAA — no fix needed.
Aaon black
1.18:1failfailfail
  • AA: use #a84ad3 as the text (4.59:1)
  • AAA: use #c07cdf as the text (7.19:1)
  • AA: or shift the background to #808080 (4.52:1)
  • AAA: or shift the background to #a3a3a3 (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 #250c31 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

#250c31 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #250c31
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 #250c31 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/250c31-ba9fc1-b6cb62-2d1f2c-ebe9f1?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