# #eff9c8

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

## Values

- Hex: `#eff9c8`
- RGB: rgb(239, 249, 200)
- HSL: hsl(72, 80%, 88%)
- OKLCH: oklch(0.962 0.064 117)
- Relative luminance: 0.9027
- Nearest named color: lightgoldenrodyellow (#fafad2, Δ 2.033) — https://brandsweets.com/colors/lightgoldenrodyellow
- Moods: vivid, light, clean
- Page: https://brandsweets.com/colors/eff9c8

## Tints & shades

- Tints (toward white): #f0f9cd, #f2fad1, #f3fad6, #f4fbda, #f6fbdf, #f7fce3, #f8fce8, #fafded, #fbfdf1, #fcfef6
- Shades (toward black): #e4f5a3, #d9f07a, #ceec55, #c2e82c, #aed317, #8fae13, #6d850f, #4f600b, #2d3706, #0f1202

## Harmonies

- Complementary: #d2c8f9
- Analogous: #f9eac8, #d7f9c8
- Triadic: #c8eff9, #f9c8ef
- Split-complementary: #c8d7f9, #eac8f9
- Tetradic: #c8f9ea, #d2c8f9, #f9c8d7

## Colors that go with #eff9c8

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 #eff9c8: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Canopy (https://brandsweets.com/palettes/cool#canopy), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool). — https://brandsweets.com/colors/charcoal
- **Lilac** #c8a2c8 [harmony, pool: complementary] — Lilac sits directly opposite #eff9c8 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 #eff9c8: 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 #eff9c8's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Greige (https://brandsweets.com/palettes/neutral#greige), Bramble (https://brandsweets.com/palettes/muted#bramble), 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 #eff9c8 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Still Water (https://brandsweets.com/palettes/cool#still-water), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Harbour (https://brandsweets.com/palettes/cool#harbour), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/skyblue
- **Amber** #ffbf00 [pool] — Amber is paired with #eff9c8 in 21 real palettes, including Trailhead and Ember, as the accent. Seen in: Trailhead (https://brandsweets.com/palettes/warm#trailhead), Ember (https://brandsweets.com/palettes/bold#ember), Maple (https://brandsweets.com/palettes/warm#maple), Heatwave (https://brandsweets.com/palettes/warm#heatwave). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 47 real palettes, including Dropbox's brand system and Alaska Airlines's brand system put Blue beside #eff9c8, as the accent. Seen in: Dropbox (https://brandsweets.com/colors/brands/dropbox-com), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Binance (https://brandsweets.com/colors/brands/binance-com), Cargo (https://brandsweets.com/colors/brands/cargo-site). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #eff9c8 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): 1.1:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #667c0e (4.71:1); AA: background → #6e6e6e (4.63:1); AAA: text → #4b5c0a (7.41:1); AAA: background → #525252 (7.09:1)
- On black (#000000): 19.05:1 — 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/eff9c8-b5bea2-4e77df-242d1f-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: "#eff9c8" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.