# #ff1b0a

A color — warm, vivid, playful, bold. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#ff1b0a`
- RGB: rgb(255, 27, 10)
- HSL: hsl(4, 100%, 52%)
- OKLCH: oklch(0.634 0.251 29.8)
- Relative luminance: 0.2207
- Nearest named color: red (#ff0000, Δ 0.932) — https://brandsweets.com/colors/red
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/ff1b0a

## Tints & shades

- Tints (toward white): #ff3224, #ff4538, #ff5d52, #ff7066, #ff8880, #ffa099, #ffb3ad, #ffcbc7, #ffdedb, #fff5f5
- Shades (toward black): #f01000, #d60e00, #c20d00, #a80b00, #8f0a00, #750800, #5c0600, #470500, #2e0300, #140100

## Harmonies

- Complementary: #0aefff
- Analogous: #ff0a74, #ff950a
- Triadic: #0aff1b, #1b0aff
- Split-complementary: #0aff95, #0a74ff
- Tetradic: #74ff0a, #0aefff, #950aff

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

- On white (#ffffff): 3.88:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #eb1000 (4.56:1); AA: background → #171717 (4.62:1); AAA: text → #b30c00 (7.07:1)
- On black (#000000): 5.41:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #ff6257 (7.14:1)

## Brands using this color

- **Paddle** — secondary #ff0000 (Δ 0.932) — https://brandsweets.com/colors/brands/paddle-com

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- playful: https://brandsweets.com/fonts/mood/playful
- bold: https://brandsweets.com/fonts/mood/bold

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/ff1b0a-c4a39c-62cb9f-2d261f-f1e9ed?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: "#ff1b0a" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.