Color

#152a33

#152a33
hex#152a33
rgbrgb(21, 42, 51)
hslhsl(198, 42%, 14%)
oklchoklch(0.272 0.032 227.5)
Closest name: Black Box (#0f282f)Relative luminance 0.0205

Tints & shades

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

Harmonies

Complementary

Open in tool →

#331e15

#15332d · #151b33

#33152a · #2a3315

Split-complementary

Open in tool →

#33151b · #332d15

#2d1533 · #331e15 · #1b3315

Contrast

#152a33 as textRatioAAAA largeAAAFix
Aaon white
14.88:1passpasspassPasses AAA — no fix needed.
Aaon black
1.41:1failfailfail
  • AA: use #3e7d98 as the text (4.59:1)
  • AAA: use #5ca0bc as the text (7.21:1)
  • AA: or shift the background to #8f8f8f (4.6:1)
  • AAA: or shift the background to #b3b3b3 (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 #152a33 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

#152a33 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #152a33
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 #152a33 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/152a33-9cb3c4-df4e69-1f232d-e9f1f0?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