# #9ff381

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

## Values

- Hex: `#9ff381`
- RGB: rgb(159, 243, 129)
- HSL: hsl(104, 83%, 73%)
- OKLCH: oklch(0.885 0.169 138)
- Relative luminance: 0.7306
- Nearest named color: palegreen (#98fb98, Δ 2.663) — https://brandsweets.com/colors/palegreen
- Moods: vivid, light, clean
- Page: https://brandsweets.com/colors/9ff381

## Tints & shades

- Tints (toward white): #aaf58f, #b1f598, #bcf7a6, #c3f8b0, #cdf9be, #d5fac7, #dffbd5, #e6fcde, #f1fdec, #f8fef6
- Shades (toward black): #87f060, #6eed40, #55ea1f, #46d214, #3db611, #32950e, #27750b, #1c5408, #113305, #061302

## Harmonies

- Complementary: #d581f3
- Analogous: #d9f381, #81f39c
- Triadic: #819ff3, #f3819f
- Split-complementary: #9c81f3, #f381d9
- Tetradic: #81d9f3, #d581f3, #f39c81

## Colors that go with #9ff381

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

- **Plum** #dda0dd [harmony, pool: complementary] — Plum sits directly opposite #9ff381 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Blossom (https://brandsweets.com/palettes/light#blossom). — https://brandsweets.com/colors/plum
- **Gold** #ffd700 [pool] — Gold shows up next to #9ff381 in 4 real palettes, including Prime Video's brand system and Lay's's brand system, as the lead colour. Seen in: Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Lay's (https://brandsweets.com/colors/brands/lays-com), Star Wars (https://brandsweets.com/colors/brands/starwars-com), Paddle (https://brandsweets.com/colors/brands/paddle-com). — https://brandsweets.com/colors/gold
- **Taupe** #483c32 [pool] — Taupe is paired with #9ff381 in 5 real palettes, including Macaron and Astro's brand system, as the text colour against it. Seen in: Macaron (https://brandsweets.com/palettes/light#macaron), Astro (https://brandsweets.com/colors/brands/astro-build), 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box). — https://brandsweets.com/colors/taupe
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #9ff381: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Zendesk (https://brandsweets.com/colors/brands/zendesk-com), Canopy (https://brandsweets.com/palettes/cool#canopy). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #9ff381 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), Lay's (https://brandsweets.com/colors/brands/lays-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #9ff381: 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
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #9ff381: 3 real palettes, including Star Wars's brand system and Miro's brand system, as the supporting colour. Seen in: Star Wars (https://brandsweets.com/colors/brands/starwars-com), Miro (https://brandsweets.com/colors/brands/miro-com), JetBrains (https://brandsweets.com/colors/brands/jetbrains-com). — https://brandsweets.com/colors/dodgerblue
- **Red** #ff0000 [pool] — Red is paired with #9ff381 in 3 real palettes, including Wise's brand system and Gatorade's brand system, as the lead colour. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Gatorade (https://brandsweets.com/colors/brands/gatorade-com), Paddle (https://brandsweets.com/colors/brands/paddle-com). — https://brandsweets.com/colors/red

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

- On white (#ffffff): 1.35:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #2d870d (4.58:1); AA: background → #616161 (4.6:1); AAA: text → #216209 (7.46:1); AAA: background → #454545 (7.13:1)
- On black (#000000): 15.61:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Duolingo** — accent #a5ed6e (Δ 1.997) — https://brandsweets.com/colors/brands/duolingo

## 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/9ff381-a6bea2-724edf-1f2d22-eff1e9?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: "#9ff381" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.