# Chartreuse (#c1f80a)

A named color — vivid. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#c1f80a`
- RGB: rgb(193, 248, 10)
- HSL: hsl(74, 94%, 51%)
- OKLCH: oklch(0.908 0.225 124.4)
- Relative luminance: 0.7849
- Name: Chartreuse (`chartreuse-2`, source: list)
- Moods: vivid
- Page: https://brandsweets.com/colors/chartreuse-2

## Tints & shades

- Tints (toward white): #c7f825, #ccf939, #d2fa52, #d9fa6b, #dffb83, #e4fc97, #ebfdb0, #f1fdc9, #f6fedc, #fcfff5
- Shades (toward black): #b0e407, #a1d006, #8eb706, #7b9e05, #6b8b04, #587204, #455903, #324002, #222d01, #0f1401

## Harmonies

- Complementary: #430df8
- Analogous: #f8b90d, #4bf80d
- Triadic: #0dc1f8, #f80dc1
- Split-complementary: #0d4bf8, #b90df8
- Tetradic: #0df8b9, #430df8, #f80d4b

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

- On white (#ffffff): 1.26:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #607c04 (4.79:1); AA: background → #666666 (4.57:1); AAA: text → #495e03 (7.28:1); AAA: background → #4a4a4a (7.05:1)
- On black (#000000): 16.7:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Robinhood** — primary #ccfc04 (Δ 1.759) — https://brandsweets.com/colors/brands/robinhood-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/c1f80a-b4bea2-4e72df-242d1f-f1efe9?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: "#c1f80a" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.