Color

#273049

#273049
hex#273049
rgbrgb(39, 48, 73)
hslhsl(224, 30%, 22%)
oklchoklch(0.313 0.047 268.5)
Closest name: Blue Whale (#1e3442)Relative luminance 0.0303

Tints & shades

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

Harmonies

Complementary

Open in tool →

#494027

#274149 · #2f2749

#492730 · #304927

Split-complementary

Open in tool →

#492f27 · #414927

#492741 · #494027 · #27492f

Contrast

#273049 as textRatioAAAA largeAAAFix
Aaon white
13.08:1passpasspassPasses AAA — no fix needed.
Aaon black
1.61:1failfailfail
  • AA: use #6073a9 as the text (4.52:1)
  • AAA: use #8896bf as the text (7.16:1)
  • AA: or shift the background to #999999 (4.59:1)
  • AAA: or shift the background to #bfbfbf (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #273049 as the background.

Brands using this color

Fonts for this mood

#273049 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #273049
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 #273049 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/273049-9ca2c4-df724e-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