Color

#281d44

#281d44
hex#281d44
rgbrgb(40, 29, 68)
hslhsl(257, 40%, 19%)
oklchoklch(0.266 0.071 294.1)
Closest name: Azulado (#211d49)Relative luminance 0.0175

Tints & shades

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

Harmonies

Complementary

Open in tool →

#39441d

#1d2544 · #3b1d44

#44281d · #1d4428

Split-complementary

Open in tool →

#443b1d · #25441d

#441d25 · #39441d · #1d443b

Contrast

#281d44 as textRatioAAAA largeAAAFix
Aaon white
15.56:1passpasspassPasses AAA — no fix needed.
Aaon black
1.35:1failfailfail
  • AA: use #8169bf as the text (4.71:1)
  • AAA: use #9f8dce as the text (7.18:1)
  • AA: or shift the background to #8a8a8a (4.51:1)
  • AAA: or shift the background to #b0b0b0 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #281d44 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

#281d44 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #281d44
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 #281d44 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/281d44-ac9cc4-dfc24e-291f2d-e9ebf1?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