# #01ef90

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

## Values

- Hex: `#01ef90`
- RGB: rgb(1, 239, 144)
- HSL: hsl(156, 99%, 47%)
- OKLCH: oklch(0.837 0.202 156.2)
- Relative luminance: 0.6375
- Nearest named color: Emerald Ice Palace (#2af589, Δ 2.206) — https://brandsweets.com/colors/emerald-ice-palace
- Moods: vivid
- Page: https://brandsweets.com/colors/01ef90

## Tints & shades

- Tints (toward white): #0bfe9d, #25fea7, #3efeb1, #58febc, #76fec8, #8ffed2, #a9ffdc, #c2ffe6, #dbfff1, #f5fffb
- Shades (toward black): #01da83, #01c174, #01ad68, #01985c, #01844f, #016b40, #005634, #004228, #002918, #00140c

## Harmonies

- Complementary: #ef0160
- Analogous: #01ef19, #01d7ef
- Triadic: #9001ef, #ef9001
- Split-complementary: #ef01d7, #ef1901
- Tetradic: #1901ef, #ef0160, #d7ef01

## Colors that go with #01ef90

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

- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #01ef90: 4 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), Astro (https://brandsweets.com/colors/brands/astro-build), Learning App (https://brandsweets.com/palettes/playful#learning-app). — https://brandsweets.com/colors/deepskyblue
- **Taupe** #483c32 [pool] — Taupe is paired with #01ef90 in 6 real palettes, including 7-Eleven's brand system and Astro's brand system, as the lead colour. Seen in: 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), Astro (https://brandsweets.com/colors/brands/astro-build), WhatsApp (https://brandsweets.com/colors/brands/whatsapp-com), Chime (https://brandsweets.com/colors/brands/chime-com). — https://brandsweets.com/colors/taupe
- **Violet** #ee82ee [harmony: complementary] — Violet sits directly opposite #01ef90 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 text near-black for #01ef90: softer than #000 and cool enough to feel like part of the same palette. Seen in: Docker (https://brandsweets.com/colors/brands/docker-com). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #01ef90 in 3 real palettes, including MongoDB's brand system and Docker's brand system, as the supporting colour. Seen in: MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Docker (https://brandsweets.com/colors/brands/docker-com), Brilliant (https://brandsweets.com/colors/brands/brilliant-org). — https://brandsweets.com/colors/royalblue
- **Light Coral** #f08080 [harmony: split] — Light Coral is a split-complement of #01ef90: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/lightcoral
- **Plum** #dda0dd [harmony: split] — Plum is a split-complement of #01ef90: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/plum
- **Yellow Green** #9acd32 [harmony, pool: analogous] — Yellow Green is #01ef90'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): 1.53:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #01844f (4.76:1); AA: background → #595959 (4.59:1); AAA: text → #01653d (7.17:1); AAA: background → #3d3d3d (7.11:1)
- On black (#000000): 13.75:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Remix** — accent #06ea8a (Δ 1.388) — https://brandsweets.com/colors/brands/remix-run

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/01ef90-a2beb6-d459c6-1f2d2d-e9f1ea?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: "#01ef90" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.