# #ef4374

A color — warm, vivid, playful, bold. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#ef4374`
- RGB: rgb(239, 67, 116)
- HSL: hsl(343, 84%, 60%)
- OKLCH: oklch(0.645 0.209 8.5)
- Relative luminance: 0.2363
- Nearest named color: Flamboyant Flamingo (#f74480, Δ 2.22) — https://brandsweets.com/colors/flamboyant-flamingo
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/ef4374

## Tints & shades

- Tints (toward white): #f05682, #f26990, #f3779a, #f58aa8, #f69cb6, #f8afc4, #fac2d2, #fbd0dc, #fde3ea, #fef6f8
- Shades (toward black): #ec275f, #e6144f, #ca1246, #b2103e, #960d34, #7a0b2a, #630922, #460618, #2f0410, #130206

## Harmonies

- Complementary: #43efbe
- Analogous: #ef43ca, #ef6843
- Triadic: #74ef43, #4374ef
- Split-complementary: #43ef68, #43caef
- Tetradic: #caef43, #43efbe, #6843ef

## Colors that go with #ef4374

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 #ef4374: 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), Audi (https://brandsweets.com/colors/brands/audi-com), Lido (https://brandsweets.com/palettes/vivid#lido), Tumblr (https://brandsweets.com/colors/brands/tumblr-com). — https://brandsweets.com/colors/charcoal
- **Medium Sea Green** #3cb371 [harmony, pool: split] — Medium Sea Green is a split-complement of #ef4374: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: DuckDuckGo (https://brandsweets.com/colors/brands/duckduckgo-com), Sourcegraph (https://brandsweets.com/colors/brands/sourcegraph-com), Heineken (https://brandsweets.com/colors/brands/heineken-com), Terminal (https://brandsweets.com/palettes/technical#terminal). — https://brandsweets.com/colors/mediumseagreen
- **Cadet Blue** #5f9ea0 [harmony, pool: complementary] — Cadet Blue sits directly opposite #ef4374 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner), Alpine (https://brandsweets.com/palettes/cool#alpine). — https://brandsweets.com/colors/cadetblue
- **Amber** #ffbf00 [pool] — Amber is paired with #ef4374 in 5 real palettes, including Google's brand system and Wired's brand system, as the accent. Seen in: Google (https://brandsweets.com/colors/brands/google-com), Wired (https://brandsweets.com/colors/brands/wired-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Ember (https://brandsweets.com/palettes/bold#ember). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 8 real palettes, including Monzo's brand system and Dunkin''s brand system put Blue beside #ef4374, as the accent. Seen in: Monzo (https://brandsweets.com/colors/brands/monzo-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Doordash (https://brandsweets.com/colors/brands/doordash-com), native Cybersecurity (https://brandsweets.com/colors/brands/crowdstrike-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #ef4374: 4 real palettes, including NASA's brand system and Walgreens's brand system, as the lead colour. Seen in: NASA (https://brandsweets.com/colors/brands/nasa-gov), Walgreens (https://brandsweets.com/colors/brands/walgreens-com), Cobalt Pop (https://brandsweets.com/palettes/bold#cobalt-pop), Tide (https://brandsweets.com/colors/brands/tide-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [harmony, pool: triadic] — Cornflower Blue completes a triad with #ef4374 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Roblox (https://brandsweets.com/colors/brands/roblox-com), JBL (https://brandsweets.com/colors/brands/jbl-com), Terminal (https://brandsweets.com/palettes/technical#terminal). — https://brandsweets.com/colors/cornflowerblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #ef4374: 16 real palettes, including ElevenLabs's brand system and Costco's brand system, as the accent. Seen in: ElevenLabs (https://brandsweets.com/colors/brands/elevenlabs-io), Costco (https://brandsweets.com/colors/brands/costco-com), Maybelline (https://brandsweets.com/colors/brands/maybelline-com), Target : Expect More. Pay Less. (https://brandsweets.com/colors/brands/target-com). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 3.67:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #e6144f (4.59:1); AA: background → #1c1c1c (4.65:1); AAA: text → #ae0f3c (7.16:1)
- On black (#000000): 5.73:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #f26990 (7.2:1)

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- playful: https://brandsweets.com/fonts/mood/playful
- bold: https://brandsweets.com/fonts/mood/bold

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/ef4374-c49ca3-62cb7b-2d211f-f1e9ef?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: "#ef4374" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.