# #eff3a0

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

## Values

- Hex: `#eff3a0`
- RGB: rgb(239, 243, 160)
- HSL: hsl(63, 78%, 79%)
- OKLCH: oklch(0.942 0.104 110.6)
- Relative luminance: 0.8499
- Nearest named color: Banan-Appeal (#faf3a6, Δ 1.735) — https://brandsweets.com/colors/banan-appeal
- Moods: vivid, light, clean
- Page: https://brandsweets.com/colors/eff3a0

## Tints & shades

- Tints (toward white): #f1f4a9, #f2f5b2, #f4f7bb, #f5f8c4, #f7f9cd, #f7f9d2, #f9fbdb, #fafce4, #fcfded, #fdfef6
- Shades (toward black): #eaef80, #e4eb5c, #dee73c, #d5de1b, #b6bf18, #949a13, #757b0f, #52560b, #343607, #111202

## Harmonies

- Complementary: #a4a0f3
- Analogous: #f3cea0, #c5f3a0
- Triadic: #a0eff3, #f3a0ef
- Split-complementary: #a0c5f3, #cea0f3
- Tetradic: #a0f3ce, #a4a0f3, #f3a0c5

## Colors that go with #eff3a0

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 #eff3a0: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Lagoon (https://brandsweets.com/palettes/vivid#lagoon), Zendesk (https://brandsweets.com/colors/brands/zendesk-com), Lido (https://brandsweets.com/palettes/vivid#lido), Sweetgreen (https://brandsweets.com/colors/brands/sweetgreen-com). — https://brandsweets.com/colors/charcoal
- **Lilac** #c8a2c8 [harmony, pool: complementary] — Lilac sits directly opposite #eff3a0 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe), Phantom: The money app that'll take you placesLogo PhantomLogo PhantomLogo Phantom (https://brandsweets.com/colors/brands/phantom-com), Crypto.com (https://brandsweets.com/colors/brands/crypto-com), First Snow (https://brandsweets.com/palettes/cool#first-snow). — https://brandsweets.com/colors/lilac
- **Plum** #dda0dd [harmony, pool: split] — Plum is a split-complement of #eff3a0: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Blossom (https://brandsweets.com/palettes/light#blossom), Mercury (https://brandsweets.com/colors/brands/mercury-com), Netlify (https://brandsweets.com/colors/brands/netlify-com), NYX Cosmetics (https://brandsweets.com/colors/brands/nyxcosmetics-com). — https://brandsweets.com/colors/plum
- **Sand** #c2b280 [harmony, pool: analogous] — Sand is #eff3a0's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Bramble (https://brandsweets.com/palettes/muted#bramble), Greige (https://brandsweets.com/palettes/neutral#greige), Sonos (https://brandsweets.com/colors/brands/sonos-com), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding). — https://brandsweets.com/colors/sand
- **Sky Blue** #87ceeb [harmony, pool: triadic] — Sky Blue completes a triad with #eff3a0 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Pastel Pop (https://brandsweets.com/palettes/playful#pastel-pop), Oatly (https://brandsweets.com/colors/brands/oatly-com), Still Water (https://brandsweets.com/palettes/cool#still-water), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue). — https://brandsweets.com/colors/skyblue
- **Amber** #ffbf00 [pool] — Amber is paired with #eff3a0 in 19 real palettes, including Gumroad's brand system and Ember, as the accent. Seen in: Gumroad (https://brandsweets.com/colors/brands/gumroad-com), Ember (https://brandsweets.com/palettes/bold#ember), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Binance (https://brandsweets.com/colors/brands/binance-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 47 real palettes, including Bumble's brand system and Binance's brand system put Blue beside #eff3a0, as the supporting colour. Seen in: Bumble (https://brandsweets.com/colors/brands/bumble-com), Binance (https://brandsweets.com/colors/brands/binance-com), Dropbox (https://brandsweets.com/colors/brands/dropbox-com), Snapchat (https://brandsweets.com/colors/brands/snapchat-com). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #eff3a0 in 12 real palettes, including ClickUp's brand system and Fly.io's brand system, as the lead colour. Seen in: ClickUp (https://brandsweets.com/colors/brands/clickup-com), Fly.io (https://brandsweets.com/colors/brands/fly-io), Prepare your taste buds... (https://brandsweets.com/colors/brands/grubhub-com), Klarna US (https://brandsweets.com/colors/brands/klarna-com). — https://brandsweets.com/colors/blueviolet

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

- On white (#ffffff): 1.17:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #757b0f (4.57:1); AA: background → #6b6b6b (4.57:1); AAA: text → #575b0b (7.23:1); AAA: background → #4f4f4f (7.02:1)
- On black (#000000): 18:1 — 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/eff3a0-b9bea2-4e8ddf-262d1f-f1eee9?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: "#eff3a0" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.