Color

#15291a

#15291a
hex#15291a
rgbrgb(21, 41, 26)
hslhsl(135, 32%, 12%)
oklchoklch(0.259 0.038 151)
Closest name: Midnight Pines (#17240b)Relative luminance 0.0182

Tints & shades

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

Harmonies

Complementary

Open in tool →

#281523

#1a2815 · #152823

#1a1528 · #281a15

Split-complementary

Open in tool →

#231528 · #28151a

#151a28 · #281523 · #282315

Contrast

#15291a as textRatioAAAA largeAAAFix
Aaon white
15.4:1passpasspassPasses AAA — no fix needed.
Aaon black
1.36:1failfailfail
  • AA: use #448354 as the text (4.62:1)
  • AAA: use #57a86b as the text (7.22:1)
  • AA: or shift the background to #8c8c8c (4.58:1)
  • AAA: or shift the background to #b0b0b0 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #15291a 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

#15291a reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #15291a
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 #15291a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/15291a-a2beac-b759d4-1f2d29-ebf1e9?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