# #53ee91

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

## Values

- Hex: `#53ee91`
- RGB: rgb(83, 238, 145)
- HSL: hsl(144, 82%, 63%)
- OKLCH: oklch(0.846 0.184 153.2)
- Relative luminance: 0.6503
- Nearest named color: Grotesque Green (#64e986, Δ 1.582) — https://brandsweets.com/colors/grotesque-green
- Moods: vivid
- Page: https://brandsweets.com/colors/53ee91

## Tints & shades

- Tints (toward white): #66f09d, #74f1a6, #86f3b2, #94f4bb, #a7f6c7, #b5f8d0, #c7f9db, #d5fbe4, #e8fdf0, #f6fef9
- Shades (toward black): #37eb7f, #1ce96e, #15d160, #12b553, #109e48, #0d823c, #0a662f, #074a22, #052e15, #021309

## Harmonies

- Complementary: #ee53b0
- Analogous: #63ee53, #53eedf
- Triadic: #9153ee, #ee9153
- Split-complementary: #df53ee, #ee5363
- Tetradic: #5363ee, #ee53b0, #eedf53

## Colors that go with #53ee91

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 #53ee91: 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 #53ee91 in 7 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), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove). — https://brandsweets.com/colors/taupe
- **Violet** #ee82ee [harmony: complementary] — Violet sits directly opposite #53ee91 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
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #53ee91: 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 #53ee91 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 #53ee91: 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 #53ee91: 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 Minecraft's brand system put Blue beside #53ee91, as the accent. Seen in: MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/blue

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

- On white (#ffffff): 1.5:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #0d873e (4.61:1); AA: background → #595959 (4.67:1); AAA: text → #0a662f (7.11:1); AAA: background → #3d3d3d (7.24:1)
- On black (#000000): 14.01:1 — 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/53ee91-a2beb0-ca59d4-1f2d2b-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: "#53ee91" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.