# #281bbb

A color — cool, vivid, technical, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#281bbb`
- RGB: rgb(40, 27, 187)
- HSL: hsl(245, 75%, 42%)
- OKLCH: oklch(0.389 0.228 271.8)
- Relative luminance: 0.0482
- Nearest named color: Galactic Highway (#3311bb, Δ 1.679) — https://brandsweets.com/colors/galactic-highway
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/281bbb

## Tints & shades

- Tints (toward white): #2e1fd6, #3c2de1, #5548e5, #6a5ee8, #8379ec, #9c94f0, #b0aaf3, #c9c5f7, #dedbfa, #f7f6fe
- Shades (toward black): #2418aa, #211698, #1e148a, #1a1178, #160f67, #120c55, #0e0a43, #0b0836, #080524, #040312

## Harmonies

- Complementary: #aebb1b
- Analogous: #1b5ebb, #781bbb
- Triadic: #bb281b, #1bbb28
- Split-complementary: #bb781b, #5ebb1b
- Tetradic: #bb1b5e, #aebb1b, #1bbb78

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 10.69:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.96:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #6e63e9 (4.62:1); AA: background → #ababab (4.65:1); AAA: text → #938bee (7.17:1); AAA: background → #d4d4d4 (7.21:1)

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/281bbb-a49cc4-dfa54e-261f2d-e9ecf1?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#281bbb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.