Color

#25232e

#25232e
hex#25232e
rgbrgb(37, 35, 46)
hslhsl(251, 14%, 16%)
oklchoklch(0.263 0.021 293.3)
Closest name: Black Velvet (#222233)Relative luminance 0.0179

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2c2f23

#23272f · #2b232f

#2f2523 · #232f25

Split-complementary

Open in tool →

#2f2b23 · #272f23

#2f2327 · #2c2f23 · #232f2b

Contrast

#25232e as textRatioAAAA largeAAAFix
Aaon white
15.46:1passpasspassPasses AAA — no fix needed.
Aaon black
1.36:1failfailfail
  • AA: use #777194 as the text (4.57:1)
  • AAA: use #9893ae as the text (7.12:1)
  • AA: or shift the background to #8c8c8c (4.6:1)
  • AAA: or shift the background to #b0b0b0 (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 #25232e as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#25232e reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #25232e
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 #25232e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/25232e-a89cc4-dfb34e-281f2d-e9ecf1?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