# #01ef64

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

## Values

- Hex: `#01ef64`
- RGB: rgb(1, 239, 100)
- HSL: hsl(145, 99%, 47%)
- OKLCH: oklch(0.831 0.239 148.2)
- Relative luminance: 0.6266
- Nearest named color: Alarming Slime (#2ce335, Δ 4.047) — https://brandsweets.com/colors/alarming-slime
- Moods: vivid
- Page: https://brandsweets.com/colors/01ef64

## Tints & shades

- Tints (toward white): #0bfe70, #25fe7f, #3efe8e, #58fe9d, #76feaf, #8ffebe, #a9ffcc, #c2ffdb, #dbffea, #f5fff9
- Shades (toward black): #01da5c, #01c151, #01ad48, #019840, #018437, #016b2d, #005624, #00421c, #002911, #001409

## Harmonies

- Complementary: #ef018c
- Analogous: #15ef01, #01efdb
- Triadic: #6401ef, #ef6401
- Split-complementary: #db01ef, #ef0115
- Tetradic: #0115ef, #ef018c, #efdb01

## Colors that go with #01ef64

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

- **Taupe** #483c32 [pool] — Taupe is paired with #01ef64 in 5 real palettes, including 7-Eleven's brand system and WhatsApp's brand system, as the lead colour. Seen in: 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), WhatsApp (https://brandsweets.com/colors/brands/whatsapp-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Obsidian (https://brandsweets.com/colors/brands/obsidian-md). — https://brandsweets.com/colors/taupe
- **Violet** #ee82ee [harmony: complementary] — Violet sits directly opposite #01ef64 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
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #01ef64: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Docker (https://brandsweets.com/colors/brands/docker-com). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #01ef64: 3 real palettes, including 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), Learning App (https://brandsweets.com/palettes/playful#learning-app). — https://brandsweets.com/colors/deepskyblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #01ef64 in 3 real palettes, including MongoDB's brand system and Brilliant's brand system, as the supporting colour. Seen in: MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Docker (https://brandsweets.com/colors/brands/docker-com). — https://brandsweets.com/colors/royalblue
- **Yellow Green** #9acd32 [harmony, pool: analogous] — Yellow Green is #01ef64'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), Acer (https://brandsweets.com/colors/brands/acer-com). — https://brandsweets.com/colors/yellowgreen
- **Hot Pink** #ff69b4 [harmony: split] — Hot Pink is a split-complement of #01ef64: 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 #01ef64: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/plum

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

- On white (#ffffff): 1.55:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #018939 (4.53:1); AA: background → #595959 (4.51:1); AAA: text → #01652b (7.25:1); AAA: background → #3b3b3b (7.22:1)
- On black (#000000): 13.53:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **MongoDB** — primary #00ed64 (Δ 0.564) — https://brandsweets.com/colors/brands/mongodb-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/01ef64-a2beb1-cc59d4-1f2d2b-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: "#01ef64" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.