# #52ef99

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

## Values

- Hex: `#52ef99`
- RGB: rgb(82, 239, 153)
- HSL: hsl(147, 83%, 63%)
- OKLCH: oklch(0.849 0.179 155.2)
- Relative luminance: 0.6583
- Nearest named color: Grotesque Green (#64e986, Δ 2.266) — https://brandsweets.com/colors/grotesque-green
- Moods: vivid
- Page: https://brandsweets.com/colors/52ef99

## Tints & shades

- Tints (toward white): #65f1a4, #73f2ac, #86f4b7, #94f5bf, #a6f7cb, #b4f8d3, #c7fade, #d5fbe6, #e8fdf1, #f6fef9
- Shades (toward black): #36ec88, #1aea78, #14d269, #11b65b, #0f9f50, #0c8341, #0a6733, #074b25, #042f17, #021309

## Harmonies

- Complementary: #ef52a8
- Analogous: #5aef52, #52efe7
- Triadic: #9952ef, #ef9952
- Split-complementary: #e752ef, #ef525a
- Tetradic: #525aef, #ef52a8, #efe752

## Colors that go with #52ef99

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

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #52ef99: softer than #000 and cool enough to feel like part of the same palette. Seen in: Docker (https://brandsweets.com/colors/brands/docker-com), Canopy (https://brandsweets.com/palettes/cool#canopy), Zendesk (https://brandsweets.com/colors/brands/zendesk-com). — https://brandsweets.com/colors/charcoal
- **Taupe** #483c32 [pool] — Taupe is paired with #52ef99 in 5 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), Mint Chip (https://brandsweets.com/palettes/light#mint-chip). — https://brandsweets.com/colors/taupe
- **Violet** #ee82ee [harmony: complementary] — Violet sits directly opposite #52ef99 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
- **Crimson** #dc143c [pool] — Crimson is paired with #52ef99 in 3 real palettes, including Wise's brand system and Formula 1's brand system, as the accent. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Formula 1 (https://brandsweets.com/colors/brands/formula1-com), Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #52ef99: 3 real palettes, including Prime Video's brand system and Remix's brand system, as the supporting colour. Seen in: Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Remix (https://brandsweets.com/colors/brands/remix-run), Astro (https://brandsweets.com/colors/brands/astro-build). — https://brandsweets.com/colors/deepskyblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #52ef99 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 #52ef99: 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 #52ef99: 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): 1.48:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #0d8744 (4.6:1); AA: background → #5c5c5c (4.51:1); AAA: text → #096231 (7.49:1); AAA: background → #3d3d3d (7.33:1)
- On black (#000000): 14.17:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Prime Video** — accent #37f1a3 (Δ 1.381) — https://brandsweets.com/colors/brands/primevideo-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/52ef99-a2beb2-d059d4-1f2d2c-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: "#52ef99" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.