# #effbc5

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

## Values

- Hex: `#effbc5`
- RGB: rgb(239, 251, 197)
- HSL: hsl(73, 87%, 88%)
- OKLCH: oklch(0.966 0.071 117.9)
- Relative luminance: 0.9138
- Nearest named color: Herbal Vapours (#ddffcc, Δ 2.278) — https://brandsweets.com/colors/herbal-vapours
- Moods: vivid, light, clean
- Page: https://brandsweets.com/colors/effbc5

## Tints & shades

- Tints (toward white): #f1fbcb, #f2fccf, #f3fcd4, #f5fcd9, #f6fdde, #f7fde2, #f9fde7, #fafeec, #fbfef1, #fcfef5
- Shades (toward black): #e5f8a0, #daf575, #cff34f, #c4f024, #afdb0f, #91b50d, #6e8a0a, #506407, #2e3904, #0f1301

## Harmonies

- Complementary: #d1c6fb
- Analogous: #fbecc6, #d5fbc6
- Triadic: #c6effb, #fbc6ef
- Split-complementary: #c6d5fb, #ecc6fb
- Tetradic: #c6fbec, #d1c6fb, #fbc6d5

## Colors that go with #effbc5

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 #effbc5: 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
- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #effbc5 — 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), Astro (https://brandsweets.com/colors/brands/astro-build). — https://brandsweets.com/colors/deepskyblue
- **Emerald Green** #50c878 [harmony, pool: analogous] — Emerald Green is #effbc5's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Playground (https://brandsweets.com/palettes/bold#playground), Meadow (https://brandsweets.com/palettes/light#meadow), Chime (https://brandsweets.com/colors/brands/chime-com), CircleCI (https://brandsweets.com/colors/brands/circleci-com). — https://brandsweets.com/colors/emerald-green
- **Lilac** #c8a2c8 [harmony, pool: complementary] — Lilac sits directly opposite #effbc5 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
- **Sand** #c2b280 [harmony, pool: analogous] — Sand is #effbc5'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), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Sonos (https://brandsweets.com/colors/brands/sonos-com), Bramble (https://brandsweets.com/palettes/muted#bramble). — https://brandsweets.com/colors/sand
- **Amber** #ffbf00 [pool] — Amber is paired with #effbc5 in 21 real palettes, including Trailhead and Maple, as the accent. Seen in: Trailhead (https://brandsweets.com/palettes/warm#trailhead), Maple (https://brandsweets.com/palettes/warm#maple), Ember (https://brandsweets.com/palettes/bold#ember), 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 #effbc5, as the accent. Seen in: Dropbox (https://brandsweets.com/colors/brands/dropbox-com), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Cargo (https://brandsweets.com/colors/brands/cargo-site), Binance (https://brandsweets.com/colors/brands/binance-com). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #effbc5 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): 1.09:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #637c09 (4.75:1); AA: background → #707070 (4.55:1); AAA: text → #4c5f07 (7.13:1); AAA: background → #525252 (7.17:1)
- On black (#000000): 19.28:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **MetaMask** — accent #e5ffc3 (Δ 1.664) — https://brandsweets.com/colors/brands/metamask-io

## 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/effbc5-b5bea2-4e75df-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: "#effbc5" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.