Color

#281e76

#281e76
hex#281e76
rgbrgb(40, 30, 118)
hslhsl(247, 59%, 29%)
oklchoklch(0.314 0.142 279.4)
Closest name: Deep Space Rodeo (#332277)Relative luminance 0.0269

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6b761e

#1e4076 · #541e76

#76281e · #1e7628

Split-complementary

Open in tool →

#76541e · #40761e

#761e40 · #6b761e · #1e7654

Contrast

#281e76 as textRatioAAAA largeAAAFix
Aaon white
13.66:1passpasspassPasses AAA — no fix needed.
Aaon black
1.54:1failfailfail
  • AA: use #7265d7 as the text (4.56:1)
  • AAA: use #978de2 as the text (7.22:1)
  • AA: or shift the background to #949494 (4.5:1)
  • AAA: or shift the background to #bababa (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 #281e76 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

#281e76 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #281e76
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 #281e76 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/281e76-a59cc4-dfaa4e-271f2d-e9ecf1?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