# #05ff65

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

## Values

- Hex: `#05ff65`
- RGB: rgb(5, 255, 101)
- HSL: hsl(143, 100%, 51%)
- OKLCH: oklch(0.872 0.255 147.5)
- Relative luminance: 0.7249
- Nearest named color: Cathode Green (#00ff55, Δ 1.322) — https://brandsweets.com/colors/cathode-green
- Moods: vivid
- Page: https://brandsweets.com/colors/05ff65

## Tints & shades

- Tints (toward white): #1fff75, #33ff81, #4dff91, #66ffa1, #80ffb0, #94ffbd, #adffcd, #c7ffdc, #dbffe9, #f5fff9
- Shades (toward black): #00eb5a, #00d652, #00bd48, #00a33f, #008f37, #00752d, #005c23, #004219, #002e12, #001408

## Harmonies

- Complementary: #ff059f
- Analogous: #22ff05, #05ffe2
- Triadic: #6505ff, #ff6505
- Split-complementary: #e205ff, #ff0522
- Tetradic: #0522ff, #ff059f, #ffe205

## Colors that go with #05ff65

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Violet** #ee82ee [harmony: complementary] — Violet sits directly opposite #05ff65 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/violet
- **Hot Pink** #ff69b4 [harmony: split] — Hot Pink is a split-complement of #05ff65: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/hotpink
- **Plum** #dda0dd [harmony: split] — Plum is a split-complement of #05ff65: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/plum
- **Blue** #0000ff [pool] — Two real palettes: MongoDB's brand system and Robinhood's brand system put Blue beside #05ff65, as the accent. Seen in: MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Robinhood (https://brandsweets.com/colors/brands/robinhood-com). — https://brandsweets.com/colors/blue
- **Charcoal** #36454f [role] — Charcoal is the body-text near-black for #05ff65: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #05ff65: two real palettes: Remix's brand system and Prime Video's brand system, as the lead colour. Seen in: Remix (https://brandsweets.com/colors/brands/remix-run), Prime Video (https://brandsweets.com/colors/brands/primevideo-com). — https://brandsweets.com/colors/deepskyblue
- **Red** #ff0000 [pool] — Red is paired with #05ff65 in two real palettes: Gatorade's brand system and Wise's brand system, as the supporting colour. Seen in: Gatorade (https://brandsweets.com/colors/brands/gatorade-com), Wise (https://brandsweets.com/colors/brands/wise-com). — https://brandsweets.com/colors/red
- **Yellow Green** #9acd32 [harmony, pool: analogous] — Yellow Green is #05ff65's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Monster Energy (https://brandsweets.com/colors/brands/monsterenergy-com). — https://brandsweets.com/colors/yellowgreen

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

- On white (#ffffff): 1.35:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #008533 (4.77:1); AA: background → #616161 (4.57:1); AAA: text → #006627 (7.17:1); AAA: background → #454545 (7.08:1)
- On black (#000000): 15.5:1 — AA pass, AA-large pass, AAA pass

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/05ff65-a2beb0-c859d4-1f2d2b-eaf1e9?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: "#05ff65" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.