# #3ffdda

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

## Values

- Hex: `#3ffdda`
- RGB: rgb(63, 253, 218)
- HSL: hsl(169, 98%, 62%)
- OKLCH: oklch(0.895 0.154 176.8)
- Relative luminance: 0.7637
- Nearest named color: aquamarine (#7fffd4, Δ 3.668) — https://brandsweets.com/colors/aquamarine
- Moods: vivid
- Page: https://brandsweets.com/colors/3ffdda

## Tints & shades

- Tints (toward white): #53fdde, #62fde1, #77fee5, #86fee8, #9afeec, #aefef0, #bdfef2, #d2fff6, #e1fff9, #f5fffd
- Shades (toward black): #21fdd4, #03fccf, #02e3ba, #02c5a1, #02a788, #018870, #016a57, #015142, #013229, #001411

## Harmonies

- Complementary: #fd3f62
- Analogous: #3ffd7b, #3fc1fd
- Triadic: #da3ffd, #fdda3f
- Split-complementary: #fd3fc1, #fd7b3f
- Tetradic: #7b3ffd, #fd3f62, #c1fd3f

## Colors that go with #3ffdda

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 #3ffdda: 4 real palettes, including Astro's brand system and Prime Video's brand system, as the supporting colour. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Remix (https://brandsweets.com/colors/brands/remix-run), Salesforce (https://brandsweets.com/colors/brands/salesforce-com). — https://brandsweets.com/colors/deepskyblue
- **Taupe** #483c32 [pool] — Taupe is paired with #3ffdda in 4 real palettes, including Astro's brand system and Mint Chip, as the text colour against it. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), Mint Chip (https://brandsweets.com/palettes/light#mint-chip), Macaron (https://brandsweets.com/palettes/light#macaron), 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com). — https://brandsweets.com/colors/taupe
- **Hot Pink** #ff69b4 [harmony: complementary] — Hot Pink sits directly opposite #3ffdda 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/hotpink
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #3ffdda: softer than #000 and cool enough to feel like part of the same palette. Seen in: Canopy (https://brandsweets.com/palettes/cool#canopy), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #3ffdda in 3 real palettes, including Formula 1's brand system and Tiffany & Co.'s brand system, as the supporting colour. Seen in: Formula 1 (https://brandsweets.com/colors/brands/formula1-com), Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/crimson
- **Salmon** #fa8072 [harmony: split] — Salmon is a split-complement of #3ffdda: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/salmon
- **Violet** #ee82ee [harmony: split] — Violet is a split-complement of #3ffdda: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/violet
- **Steel Blue** #4682b4 [pool] — Designers have shipped Steel Blue with #3ffdda: two real palettes: Astro's brand system and Glacier, as the lead colour. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), Glacier (https://brandsweets.com/palettes/cool#glacier). — https://brandsweets.com/colors/steelblue

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

- On white (#ffffff): 1.29:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #01836b (4.71:1); AA: background → #636363 (4.66:1); AAA: text → #016553 (7.03:1); AAA: background → #474747 (7.2:1)
- On black (#000000): 16.27:1 — 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/3ffdda-a2bebc-d459ab-1f2a2d-e9f1ec?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: "#3ffdda" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.