# #a3efb4

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

## Values

- Hex: `#a3efb4`
- RGB: rgb(163, 239, 180)
- HSL: hsl(133, 70%, 79%)
- OKLCH: oklch(0.887 0.111 150.7)
- Relative luminance: 0.7281
- Nearest named color: Ultra Mint (#a3efb8, Δ 0.521) — https://brandsweets.com/colors/ultra-mint
- Moods: vivid, light, clean
- Page: https://brandsweets.com/colors/a3efb4

## Tints & shades

- Tints (toward white): #adf0bb, #b5f2c2, #bef4ca, #c7f5d1, #cff7d8, #d4f7db, #dcf9e3, #e5faea, #eefcf1, #f6fdf8
- Shades (toward black): #86ea9b, #63e37f, #45de66, #25d44b, #20b641, #1a9334, #15752a, #0f521d, #093412, #031106

## Harmonies

- Complementary: #efa4df
- Analogous: #b9efa4, #a4efda
- Triadic: #b4a4ef, #efb4a4
- Split-complementary: #daa4ef, #efa4b9
- Tetradic: #a4b9ef, #efa4df, #efdaa4

## Colors that go with #a3efb4

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 text near-black for #a3efb4: softer than #000 and cool enough to feel like part of the same palette. Seen in: Canopy (https://brandsweets.com/palettes/cool#canopy), Sweetgreen (https://brandsweets.com/colors/brands/sweetgreen-com), Zendesk (https://brandsweets.com/colors/brands/zendesk-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/charcoal
- **Plum** #dda0dd [harmony, pool: complementary] — Plum sits directly opposite #a3efb4 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
- **Crimson** #dc143c [pool] — Crimson is paired with #a3efb4 in 4 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), Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/crimson
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #a3efb4 in 4 real palettes, including Forest Floor and Oatmeal, as the supporting colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), BrandSweets (https://brandsweets.com/colors/brands/brandsweets). — https://brandsweets.com/colors/darkolivegreen
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #a3efb4: 4 real palettes, including Astro's brand system and Prime Video's brand system, as the supporting colour. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Deep Water (https://brandsweets.com/palettes/dark#deep-water), Remix (https://brandsweets.com/colors/brands/remix-run). — https://brandsweets.com/colors/deepskyblue
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #a3efb4: 6 real palettes, including Pine & Birch and Forest Floor, as the supporting colour. Seen in: Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), Stone (https://brandsweets.com/palettes/neutral#stone). — https://brandsweets.com/colors/sage-green
- **Slate Gray** #708090 [pool] — 4 real palettes, including Still Water and Ink Wash put Slate Gray beside #a3efb4, as the lead colour. Seen in: Still Water (https://brandsweets.com/palettes/cool#still-water), Ink Wash (https://brandsweets.com/palettes/dark#ink-wash), Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe), Kiln (https://brandsweets.com/palettes/dark#kiln). — https://brandsweets.com/colors/slategray
- **Taupe** #483c32 [pool] — Taupe is paired with #a3efb4 in 15 real palettes, including Macaron and Mint Chip, as the text colour against it. Seen in: Macaron (https://brandsweets.com/palettes/light#macaron), Mint Chip (https://brandsweets.com/palettes/light#mint-chip), Astro (https://brandsweets.com/colors/brands/astro-build), Blossom (https://brandsweets.com/palettes/light#blossom). — https://brandsweets.com/colors/taupe

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

- On white (#ffffff): 1.35:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #188630 (4.68:1); AA: background → #616161 (4.59:1); AAA: text → #126423 (7.31:1); AAA: background → #454545 (7.11:1)
- On black (#000000): 15.56:1 — AA pass, AA-large pass, AAA pass

## 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/a3efb4-a2beab-b84edf-1f2d28-ebf1e9?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: "#a3efb4" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.