# #eff188

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

## Values

- Hex: `#eff188`
- RGB: rgb(239, 241, 136)
- HSL: hsl(61, 79%, 74%)
- OKLCH: oklch(0.935 0.128 109.6)
- Relative luminance: 0.8304
- Nearest named color: khaki (#f0e68c, Δ 3.018) — https://brandsweets.com/colors/khaki
- Moods: vivid, light, clean
- Page: https://brandsweets.com/colors/eff188

## Tints & shades

- Tints (toward white): #f1f291, #f2f49f, #f4f5a8, #f5f6b6, #f7f8bf, #f8f9c8, #fafad6, #fbfbdf, #fdfded, #fefef6
- Shades (toward black): #ebed68, #e7ea48, #e3e628, #cfd219, #afb215, #909211, #70720d, #51520a, #313206, #121202

## Harmonies

- Complementary: #8a88f1
- Analogous: #f1be88, #bbf188
- Triadic: #88eff1, #f188ef
- Split-complementary: #88bbf1, #be88f1
- Tetradic: #88f1be, #8a88f1, #f188bb

## Colors that go with #eff188

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 #eff188: 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 #eff188 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Phantom: The money app that'll take you placesLogo PhantomLogo PhantomLogo Phantom (https://brandsweets.com/colors/brands/phantom-com), Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe). — https://brandsweets.com/colors/lilac
- **Blue** #0000ff [pool] — 4 real palettes, including Bumble's brand system and Binance's brand system put Blue beside #eff188, as the supporting colour. Seen in: Bumble (https://brandsweets.com/colors/brands/bumble-com), Binance (https://brandsweets.com/colors/brands/binance-com), Snapchat (https://brandsweets.com/colors/brands/snapchat-com), Robinhood (https://brandsweets.com/colors/brands/robinhood-com). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #eff188 in 10 real palettes, including Lay's's brand system and Diner, as the accent. Seen in: Lay's (https://brandsweets.com/colors/brands/lays-com), Diner (https://brandsweets.com/palettes/vivid#diner), Ferrari (https://brandsweets.com/colors/brands/ferrari-com), Tequila Sunrise (https://brandsweets.com/palettes/vivid#tequila-sunrise). — https://brandsweets.com/colors/crimson
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #eff188 in 6 real palettes, including Miro's brand system and BrandSweets's brand system, as the supporting colour. Seen in: Miro (https://brandsweets.com/colors/brands/miro-com), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Cider (https://brandsweets.com/palettes/warm#cider). — https://brandsweets.com/colors/darkolivegreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #eff188: 6 real palettes, including FIFA's brand system and Ikea's brand system, as the supporting colour. Seen in: FIFA (https://brandsweets.com/colors/brands/fifa-com), Ikea (https://brandsweets.com/colors/brands/ikea-com), LEGO (https://brandsweets.com/colors/brands/lego-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #eff188: 4 real palettes, including Star Wars's brand system and JetBrains's brand system, as the supporting colour. Seen in: Star Wars (https://brandsweets.com/colors/brands/starwars-com), JetBrains (https://brandsweets.com/colors/brands/jetbrains-com), Miro (https://brandsweets.com/colors/brands/miro-com), Playground (https://brandsweets.com/palettes/bold#playground). — https://brandsweets.com/colors/dodgerblue
- **Peru** #cd853f [pool] — 5 real palettes, including Woodsmoke and Mid-Century put Peru beside #eff188, as the lead colour. Seen in: Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Mid-Century (https://brandsweets.com/palettes/warm#mid-century), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Kiln (https://brandsweets.com/palettes/dark#kiln). — https://brandsweets.com/colors/peru

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

- On white (#ffffff): 1.19:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #797b0e (4.51:1); AA: background → #696969 (4.6:1); AAA: text → #5a5b0b (7.15:1); AAA: background → #4d4d4d (7.09:1)
- On black (#000000): 17.61:1 — 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/eff188-babea2-4e92df-272d1f-f1ede9?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: "#eff188" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.