# #a4ee63

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

## Values

- Hex: `#a4ee63`
- RGB: rgb(164, 238, 99)
- HSL: hsl(92, 80%, 66%)
- OKLCH: oklch(0.872 0.187 132.6)
- Relative luminance: 0.6994
- Nearest named color: Inchworm (#b2ec5d, Δ 1.478) — https://brandsweets.com/colors/inchworm
- Moods: vivid
- Page: https://brandsweets.com/colors/a4ee63

## Tints & shades

- Tints (toward white): #acef71, #b4f17e, #bff391, #c7f49f, #cff6ac, #d7f7ba, #dff9c8, #eafbda, #f2fce8, #fafef6
- Shades (toward black): #94eb47, #83e82c, #71d818, #63bc15, #54a112, #46850f, #386a0c, #274908, #182e05, #0a1202

## Harmonies

- Complementary: #ad63ee
- Analogous: #e9ee63, #63ee68
- Triadic: #63a4ee, #ee63a4
- Split-complementary: #6863ee, #ee63e9
- Tetradic: #63e9ee, #ad63ee, #ee6863

## Colors that go with #a4ee63

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

- **Crimson** #dc143c [pool] — Crimson is paired with #a4ee63 in 5 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), Diner (https://brandsweets.com/palettes/vivid#diner). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #a4ee63 — 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 #a4ee63 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), Lay's (https://brandsweets.com/colors/brands/lays-com), Ikea (https://brandsweets.com/colors/brands/ikea-com). — https://brandsweets.com/colors/gold
- **Red** #ff0000 [pool] — Red is paired with #a4ee63 in 5 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
- **Plum** #dda0dd [harmony: complementary] — Plum sits directly opposite #a4ee63 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
- **Violet** #ee82ee [harmony, pool: split] — Violet is a split-complement of #a4ee63: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Gumroad (https://brandsweets.com/colors/brands/gumroad-com). — https://brandsweets.com/colors/violet
- **Lilac** #c8a2c8 [harmony, pool: split] — Lilac is a split-complement of #a4ee63: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Phantom: The money app that'll take you placesLogo PhantomLogo PhantomLogo Phantom (https://brandsweets.com/colors/brands/phantom-com). — https://brandsweets.com/colors/lilac
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #a4ee63: 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

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

- On white (#ffffff): 1.4:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #46850f (4.54:1); AA: background → #5e5e5e (4.63:1); AAA: text → #33600b (7.45:1); AAA: background → #424242 (7.17:1)
- On black (#000000): 14.99:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Duolingo** — accent #a5ed6e (Δ 1.145) — https://brandsweets.com/colors/brands/duolingo

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/a4ee63-acbea2-564edf-202d1f-f1f1e9?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: "#a4ee63" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.