Color

#273153

#273153
hex#273153
rgbrgb(39, 49, 83)
hslhsl(226, 36%, 24%)
oklchoklch(0.322 0.062 270.2)
Closest name: Deep Sea Base (#2c2c57)Relative luminance 0.0325

Tints & shades

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

Harmonies

Complementary

Open in tool →

#534927

#274753 · #332753

#532731 · #315327

Split-complementary

Open in tool →

#533327 · #475327

#532747 · #534927 · #275333

Contrast

#273153 as textRatioAAAA largeAAAFix
Aaon white
12.72:1passpasspassPasses AAA — no fix needed.
Aaon black
1.65:1failfailfail
  • AA: use #5f73b4 as the text (4.6:1)
  • AAA: use #8695c6 as the text (7.13:1)
  • AA: or shift the background to #9c9c9c (4.63:1)
  • AAA: or shift the background to #c2c2c2 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #273153 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

#273153 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #273153
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 #273153 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/273153-9ca1c4-df774e-221f2d-e9eff1?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