Color

#152d2e

#152d2e
hex#152d2e
rgbrgb(21, 45, 46)
hslhsl(182, 37%, 13%)
oklchoklch(0.278 0.03 199.1)
Closest name: Black Box (#0f282f)Relative luminance 0.0223

Colors that go with #152d2e

Charcoal, Rust and Sienna lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Real palettes that use #152d2e

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2d1615

#152d22 · #15202d

#2d152d · #2d2d15

Split-complementary

Open in tool →

#2d1520 · #2d2215

#22152d · #2d1615 · #202d15

Contrast

#152d2e as textRatioAAAA largeAAAFix
Aaon white
14.52:1passpasspassPasses AAA — no fix needed.
Aaon black
1.45:1failfailfail
  • AA: use #3b7f81 as the text (4.54:1)
  • AAA: use #4da5a8 as the text (7.26:1)
  • AA: or shift the background to #919191 (4.61:1)
  • AAA: or shift the background to #b5b5b5 (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 #152d2e 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

#152d2e reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #152d2e
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #152d2e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/152d2e-a2babe-d45990-1f272d-e9f1ee?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