# #a4d142

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

## Values

- Hex: `#a4d142`
- RGB: rgb(164, 209, 66)
- HSL: hsl(79, 61%, 54%)
- OKLCH: oklch(0.802 0.174 125.3)
- Relative luminance: 0.5389
- Nearest named color: yellowgreen (#9acd32, Δ 1.981) — https://brandsweets.com/colors/yellowgreen
- Moods: vivid
- Page: https://brandsweets.com/colors/a4d142

## Tints & shades

- Tints (toward white): #acd553, #b6da67, #bede78, #c8e38c, #cfe79c, #d7ebad, #e1f0c1, #e9f4d2, #f3f9e6, #fbfdf7
- Shades (toward black): #99c931, #89b52c, #7aa027, #6a8c22, #5a771d, #4b6318, #3b4e13, #2c390e, #1c2509, #0c1004

## Harmonies

- Complementary: #6f42d1
- Analogous: #d1b742, #5cd142
- Triadic: #42a4d1, #d142a4
- Split-complementary: #425cd1, #b742d1
- Tetradic: #42d1b7, #6f42d1, #d1425c

## Colors that go with #a4d142

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

- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #a4d142: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Disney (https://brandsweets.com/colors/brands/disney-com), Docker (https://brandsweets.com/colors/brands/docker-com), Coastal (https://brandsweets.com/palettes/cool#coastal), Zendesk (https://brandsweets.com/colors/brands/zendesk-com). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #a4d142 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Learning App (https://brandsweets.com/palettes/playful#learning-app), Remix (https://brandsweets.com/colors/brands/remix-run), Prime Video (https://brandsweets.com/colors/brands/primevideo-com). — https://brandsweets.com/colors/deepskyblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #a4d142 in 4 real palettes, including Brilliant's brand system and MongoDB's brand system, as the accent. Seen in: Brilliant (https://brandsweets.com/colors/brands/brilliant-org), MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Disney (https://brandsweets.com/colors/brands/disney-com), Docker (https://brandsweets.com/colors/brands/docker-com). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #a4d142 in 13 real palettes, including Citrus Grove and Acer's brand system, as the text colour against it. Seen in: Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Acer (https://brandsweets.com/colors/brands/acer-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/taupe
- **Plum** #dda0dd [harmony: complementary] — Plum sits directly opposite #a4d142 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
- **Blue** #0000ff [pool] — 3 real palettes, including Minecraft's brand system and MongoDB's brand system put Blue beside #a4d142, as the accent. Seen in: Minecraft (https://brandsweets.com/colors/brands/minecraft-net), MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Binance (https://brandsweets.com/colors/brands/binance-com). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #a4d142 in 3 real palettes, including Wise's brand system and Tabloid, as the accent. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Tabloid (https://brandsweets.com/palettes/editorial#tabloid), Diner (https://brandsweets.com/palettes/vivid#diner). — https://brandsweets.com/colors/crimson
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #a4d142 in 3 real palettes, including 7-Eleven's brand system and Forest Floor, as the supporting colour. Seen in: 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth). — https://brandsweets.com/colors/darkolivegreen

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

- On white (#ffffff): 1.78:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #617f1f (4.6:1); AA: background → #4f4f4f (4.59:1); AAA: text → #485e17 (7.27:1); AAA: background → #333333 (7.09:1)
- On black (#000000): 11.78:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Steam** — accent #a1cd44 (Δ 1.218) — https://brandsweets.com/colors/brands/steampowered-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/a4d142-b2bea2-4e66df-232d1f-f1f0e9?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: "#a4d142" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.