# #9fee63

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

## Values

- Hex: `#9fee63`
- RGB: rgb(159, 238, 99)
- HSL: hsl(94, 80%, 66%)
- OKLCH: oklch(0.869 0.189 133.7)
- Relative luminance: 0.6942
- Nearest named color: Inchworm (#b2ec5d, Δ 1.972) — https://brandsweets.com/colors/inchworm
- Moods: vivid
- Page: https://brandsweets.com/colors/9fee63

## Tints & shades

- Tints (toward white): #a8ef71, #b0f17e, #bbf391, #c4f49f, #ccf6ac, #d5f7ba, #ddf9c8, #e8fbda, #f1fce8, #f9fef6
- Shades (toward black): #8eeb47, #7de82c, #6bd818, #5dbc15, #50a112, #42850f, #346a0c, #244908, #172e05, #091202

## Harmonies

- Complementary: #b263ee
- Analogous: #e4ee63, #63ee6c
- Triadic: #639fee, #ee639f
- Split-complementary: #6c63ee, #ee63e4
- Tetradic: #63e4ee, #b263ee, #ee6c63

## Colors that go with #9fee63

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 [harmony, pool: triadic] — Deep Sky Blue completes a triad with #9fee63 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. 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
- **Gold** #ffd700 [pool] — Gold shows up next to #9fee63 in 5 real palettes, including Prime Video's brand system and Star Wars's brand system, as the lead colour. Seen in: Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Star Wars (https://brandsweets.com/colors/brands/starwars-com), Ikea (https://brandsweets.com/colors/brands/ikea-com), Lay's (https://brandsweets.com/colors/brands/lays-com). — https://brandsweets.com/colors/gold
- **Red** #ff0000 [pool] — Red is paired with #9fee63 in 4 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), Heineken (https://brandsweets.com/colors/brands/heineken-com). — https://brandsweets.com/colors/red
- **Taupe** #483c32 [pool] — Taupe is paired with #9fee63 in 4 real palettes, including 7-Eleven's brand system and Macaron, as the lead colour. Seen in: 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), Macaron (https://brandsweets.com/palettes/light#macaron), Astro (https://brandsweets.com/colors/brands/astro-build), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove). — https://brandsweets.com/colors/taupe
- **Plum** #dda0dd [harmony: complementary] — Plum sits directly opposite #9fee63 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/plum
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #9fee63: 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). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #9fee63 in 3 real palettes, including Wise's brand system and Lay's's brand system, as the accent. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Lay's (https://brandsweets.com/colors/brands/lays-com), Ferrari (https://brandsweets.com/colors/brands/ferrari-com). — https://brandsweets.com/colors/crimson
- **Hot Pink** #ff69b4 [harmony: split] — Hot Pink is a split-complement of #9fee63: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/hotpink

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

- On white (#ffffff): 1.41:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #42850f (4.57:1); AA: background → #5e5e5e (4.6:1); AAA: text → #30600b (7.49:1); AAA: background → #424242 (7.12:1)
- On black (#000000): 14.88:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Duolingo** — accent #a5ed6e (Δ 1.39) — https://brandsweets.com/colors/brands/duolingo

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/9fee63-abbea2-5a4edf-1f2d1f-f0f1e9?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: "#9fee63" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.