Color

#281a47

#281a47
hex#281a47
rgbrgb(40, 26, 71)
hslhsl(259, 46%, 19%)
oklchoklch(0.262 0.081 294.5)
Closest name: Azulado (#211d49)Relative luminance 0.0164

Tints & shades

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

Harmonies

Complementary

Open in tool →

#39471a

#1a2247 · #3f1a47

#47281a · #1a4728

Split-complementary

Open in tool →

#473f1a · #22471a

#471a22 · #39471a · #1a473f

Contrast

#281a47 as textRatioAAAA largeAAAFix
Aaon white
15.8:1passpasspassPasses AAA — no fix needed.
Aaon black
1.33:1failfailfail
  • AA: use #8263c5 as the text (4.54:1)
  • AAA: use #a38cd4 as the text (7.26:1)
  • AA: or shift the background to #8a8a8a (4.58:1)
  • AAA: or shift the background to #adadad (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #281a47 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

#281a47 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #281a47
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 #281a47 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/281a47-ad9cc4-dfc74e-2a1f2d-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