# #81fda4

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

## Values

- Hex: `#81fda4`
- RGB: rgb(129, 253, 164)
- HSL: hsl(137, 97%, 75%)
- OKLCH: oklch(0.9 0.166 151)
- Relative luminance: 0.776
- Nearest named color: palegreen (#98fb98, Δ 2.039) — https://brandsweets.com/colors/palegreen
- Moods: vivid, light, clean
- Page: https://brandsweets.com/colors/81fda4

## Tints & shades

- Tints (toward white): #8bfdac, #9bfdb7, #a5febe, #affec5, #befed0, #c8fed7, #d2fede, #dcfee6, #ebfff1, #f5fff8
- Shades (toward black): #5efd8b, #3bfc72, #18fb58, #04ec45, #03c93b, #02a12f, #027e25, #015a1b, #013710, #001406

## Harmonies

- Complementary: #fd81da
- Analogous: #9cfd81, #81fde2
- Triadic: #a481fd, #fda481
- Split-complementary: #e281fd, #fd819c
- Tetradic: #819cfd, #fd81da, #fde281

## Colors that go with #81fda4

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 #81fda4 in 4 real palettes, including Astro's brand system and Macaron, as the text colour against it. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), Macaron (https://brandsweets.com/palettes/light#macaron), 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), Mint Chip (https://brandsweets.com/palettes/light#mint-chip). — https://brandsweets.com/colors/taupe
- **Violet** #ee82ee [harmony: complementary] — Violet sits directly opposite #81fda4 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 #81fda4: softer than #000 and cool enough to feel like part of the same palette. Seen in: Zendesk (https://brandsweets.com/colors/brands/zendesk-com), Canopy (https://brandsweets.com/palettes/cool#canopy). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #81fda4: 3 real palettes, including Prime Video's brand system and Astro's brand system, as the supporting colour. Seen in: Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Astro (https://brandsweets.com/colors/brands/astro-build), Remix (https://brandsweets.com/colors/brands/remix-run). — https://brandsweets.com/colors/deepskyblue
- **Light Coral** #f08080 [harmony: split] — Light Coral is a split-complement of #81fda4: 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 #81fda4: 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 #81fda4, 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
- **Crimson** #dc143c [pool] — Crimson is paired with #81fda4 in two real palettes: 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). — https://brandsweets.com/colors/crimson

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

- On white (#ffffff): 1.27:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #028828 (4.61:1); AA: background → #666666 (4.52:1); AAA: text → #02641e (7.38:1); AAA: background → #474747 (7.31:1)
- On black (#000000): 16.52:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Deno** — secondary #70ffaf (Δ 1.502) — https://brandsweets.com/colors/brands/deno-com

## Fonts for this mood

- clean: https://brandsweets.com/fonts/mood/clean

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/81fda4-a2bead-bb59d4-1f2d29-ebf1e9?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: "#81fda4" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.