# #efffa4

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

## Values

- Hex: `#efffa4`
- RGB: rgb(239, 255, 164)
- HSL: hsl(71, 100%, 82%)
- OKLCH: oklch(0.968 0.115 116.7)
- Relative luminance: 0.9255
- Nearest named color: Lime Mist (#ddffaa, Δ 2.234) — https://brandsweets.com/colors/lime-mist
- Moods: vivid, light, clean
- Page: https://brandsweets.com/colors/efffa4

## Tints & shades

- Tints (toward white): #f0ffad, #f1ffb3, #f3ffbd, #f4ffc2, #f6ffcc, #f8ffd6, #f8ffdb, #faffe5, #fbffeb, #fdfff5
- Shades (toward black): #e7ff7a, #dfff52, #d9ff2e, #d1ff05, #b3db00, #92b300, #708a00, #536600, #323d00, #111400

## Harmonies

- Complementary: #b4a3ff
- Analogous: #ffe2a3, #c0ffa3
- Triadic: #a3eeff, #ffa3ee
- Split-complementary: #a3c0ff, #e2a3ff
- Tetradic: #a3ffe2, #b4a3ff, #ffa3c0

## Colors that go with #efffa4

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 #efffa4: 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), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Sweetgreen (https://brandsweets.com/colors/brands/sweetgreen-com). — https://brandsweets.com/colors/charcoal
- **Cornflower Blue** #6495ed [harmony, pool: split] — Cornflower Blue is a split-complement of #efffa4: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Blizzard (https://brandsweets.com/colors/brands/blizzard-com), Canva (https://brandsweets.com/colors/brands/canva-com). — https://brandsweets.com/colors/cornflowerblue
- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #efffa4 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Cursor (https://brandsweets.com/colors/brands/cursor-com), Mistral AI (https://brandsweets.com/colors/brands/mistral-ai), Calendly (https://brandsweets.com/colors/brands/calendly-com), Prime Video (https://brandsweets.com/colors/brands/primevideo-com). — https://brandsweets.com/colors/deepskyblue
- **Goldenrod** #daa520 [harmony, pool: analogous] — Goldenrod is #efffa4's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Mid-Century (https://brandsweets.com/palettes/warm#mid-century), Harvest (https://brandsweets.com/palettes/warm#harvest), Fireside (https://brandsweets.com/palettes/dark#fireside), Candlelight (https://brandsweets.com/palettes/warm#candlelight). — https://brandsweets.com/colors/goldenrod
- **Lime Green** #32cd32 [harmony, pool: analogous] — Lime Green is #efffa4's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Duolingo (https://brandsweets.com/colors/brands/duolingo), Monster Energy (https://brandsweets.com/colors/brands/monsterenergy-com), Learning App (https://brandsweets.com/palettes/playful#learning-app). — https://brandsweets.com/colors/limegreen
- **Plum** #dda0dd [harmony, pool: complementary] — Plum sits directly opposite #efffa4 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), 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
- **Amber** #ffbf00 [pool] — Amber is paired with #efffa4 in 20 real palettes, including Gumroad's brand system and Maple, as the accent. Seen in: Gumroad (https://brandsweets.com/colors/brands/gumroad-com), Maple (https://brandsweets.com/palettes/warm#maple), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Ember (https://brandsweets.com/palettes/bold#ember). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 47 real palettes, including Bumble's brand system and Snapchat's brand system put Blue beside #efffa4, as the supporting colour. Seen in: Bumble (https://brandsweets.com/colors/brands/bumble-com), Snapchat (https://brandsweets.com/colors/brands/snapchat-com), Dropbox (https://brandsweets.com/colors/brands/dropbox-com), Binance (https://brandsweets.com/colors/brands/binance-com). — https://brandsweets.com/colors/blue

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

- On white (#ffffff): 1.08:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #647a00 (4.85:1); AA: background → #707070 (4.6:1); AAA: text → #4b5c00 (7.42:1); AAA: background → #545454 (7.04:1)
- On black (#000000): 19.51:1 — 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/efffa4-b6bea2-4e7adf-252d1f-f1efe9?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: "#efffa4" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.