# #3fe980

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

## Values

- Hex: `#3fe980`
- RGB: rgb(63, 233, 128)
- HSL: hsl(143, 79%, 58%)
- OKLCH: oklch(0.826 0.2 151.4)
- Relative luminance: 0.6089
- Nearest named color: Grotesque Green (#64e986, Δ 2.291) — https://brandsweets.com/colors/grotesque-green
- Moods: vivid
- Page: https://brandsweets.com/colors/3fe980

## Tints & shades

- Tints (toward white): #52eb8c, #64ed98, #76efa4, #88f1b0, #9bf3bd, #adf5c9, #bff8d5, #d1fae1, #e4fced, #f6fef9
- Shades (toward black): #28e671, #19d762, #16c057, #13a44b, #118d40, #0e7736, #0b5b2a, #08441f, #052913, #021208

## Harmonies

- Complementary: #e93fa8
- Analogous: #53e93f, #3fe9d5
- Triadic: #803fe9, #e9803f
- Split-complementary: #d53fe9, #e93f53
- Tetradic: #3f53e9, #e93fa8, #e9d53f

## Colors that go with #3fe980

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 #3fe980: 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 #3fe980 in 9 real palettes, including 7-Eleven's brand system and WhatsApp's brand system, as the lead colour. Seen in: 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), WhatsApp (https://brandsweets.com/colors/brands/whatsapp-com), Astro (https://brandsweets.com/colors/brands/astro-build), Chime (https://brandsweets.com/colors/brands/chime-com). — https://brandsweets.com/colors/taupe
- **Violet** #ee82ee [harmony: complementary] — Violet sits directly opposite #3fe980 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
- **Light Coral** #f08080 [harmony, pool: split] — Light Coral is a split-complement of #3fe980: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/lightcoral
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #3fe980: 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). — https://brandsweets.com/colors/charcoal
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #3fe980 in 3 real palettes, including Learning App and Playground, as the accent. Seen in: Learning App (https://brandsweets.com/palettes/playful#learning-app), Playground (https://brandsweets.com/palettes/bold#playground), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove). — https://brandsweets.com/colors/darkorange
- **Mustard Yellow** #ffdb58 [pool] — 3 real palettes, including Fresh Juice and Citrus Grove put Mustard Yellow beside #3fe980, as the supporting colour. Seen in: Fresh Juice (https://brandsweets.com/palettes/playful#fresh-juice), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/mustard
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #3fe980 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

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

- On white (#ffffff): 1.59:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #10843c (4.79:1); AA: background → #575757 (4.53:1); AAA: text → #0c642e (7.3:1); AAA: background → #3b3b3b (7.03:1)
- On black (#000000): 13.18:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Remix** — accent #06ea8a (Δ 1.429) — https://brandsweets.com/colors/brands/remix-run
- **7-Eleven** — accent #00e682 (Δ 1.748) — https://brandsweets.com/colors/brands/7-eleven-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/3fe980-a2beb0-c859d4-1f2d2b-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: "#3fe980" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.