# #ef81b2

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

## Values

- Hex: `#ef81b2`
- RGB: rgb(239, 129, 178)
- HSL: hsl(333, 77%, 72%)
- OKLCH: oklch(0.739 0.145 353.1)
- Relative luminance: 0.3727
- Nearest named color: Bubblegum Beam (#f887c7, Δ 3.4) — https://brandsweets.com/colors/bubblegum-beam
- Moods: warm, vivid, light, playful, bold, friendly, clean
- Page: https://brandsweets.com/colors/ef81b2

## Tints & shades

- Tints (toward white): #f08eba, #f297c0, #f3a5c8, #f4aece, #f6bbd6, #f8c9de, #f9d2e4, #fbdfec, #fce8f1, #fef6fa
- Shades (toward black): #ea619f, #e6418c, #e3267b, #cb1a6a, #ac1659, #8c1249, #6c0e38, #510b2a, #32061a, #120209

## Harmonies

- Complementary: #81efbd
- Analogous: #ef81e9, #ef8681
- Triadic: #b2ef81, #81b2ef
- Split-complementary: #81ef86, #81e9ef
- Tetradic: #e9ef81, #81efbd, #8681ef

## Colors that go with #ef81b2

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 #ef81b2: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Mercury (https://brandsweets.com/colors/brands/mercury-com), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Lido (https://brandsweets.com/palettes/vivid#lido), Canopy (https://brandsweets.com/palettes/cool#canopy). — https://brandsweets.com/colors/charcoal
- **Taupe** #483c32 [pool] — Taupe is paired with #ef81b2 in 11 real palettes, including Meadow and Blossom, as the text colour against it. Seen in: Meadow (https://brandsweets.com/palettes/light#meadow), Blossom (https://brandsweets.com/palettes/light#blossom), Macaron (https://brandsweets.com/palettes/light#macaron), Blush (https://brandsweets.com/palettes/light#blush). — https://brandsweets.com/colors/taupe
- **Medium Aquamarine** #66cdaa [harmony: complementary] — Medium Aquamarine sits directly opposite #ef81b2 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/mediumaquamarine
- **Dark Turquoise** #00ced1 [harmony, pool: split] — Dark Turquoise is a split-complement of #ef81b2: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Crayon Box (https://brandsweets.com/palettes/playful#crayon-box). — https://brandsweets.com/colors/darkturquoise
- **Light Sky Blue** #87cefa [pool] — Light Sky Blue is paired with #ef81b2 in 3 real palettes, including Mercury's brand system and Sentry's brand system, as the supporting colour. Seen in: Mercury (https://brandsweets.com/colors/brands/mercury-com), Sentry (https://brandsweets.com/colors/brands/sentry-io), Netlify (https://brandsweets.com/colors/brands/netlify-com). — https://brandsweets.com/colors/lightskyblue
- **Midnight Blue** #191970 [pool] — 3 real palettes, including Lavender Haze and Railway's brand system put Midnight Blue beside #ef81b2, as the text colour against it. Seen in: Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze), Railway (https://brandsweets.com/colors/brands/railway-app), Casper Sleep (https://brandsweets.com/colors/brands/casper-com). — https://brandsweets.com/colors/midnightblue
- **Mustard Yellow** #ffdb58 [pool] — 3 real palettes, including Meadow and Lido put Mustard Yellow beside #ef81b2, as the supporting colour. Seen in: Meadow (https://brandsweets.com/palettes/light#meadow), Lido (https://brandsweets.com/palettes/vivid#lido), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box). — https://brandsweets.com/colors/mustard
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #ef81b2: 3 real palettes, including Polaroid and Chalkboard, as the supporting colour. Seen in: Polaroid (https://brandsweets.com/palettes/light#polaroid), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Resort (https://brandsweets.com/palettes/light#resort). — https://brandsweets.com/colors/sage-green

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

- On white (#ffffff): 2.48:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #dd1d73 (4.67:1); AA: background → #3b3b3b (4.51:1); AAA: text → #a71657 (7.25:1); AAA: background → #1a1a1a (7.01:1)
- On black (#000000): 8.45:1 — AA pass, AA-large pass, AAA pass

## 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
- friendly: https://brandsweets.com/fonts/mood/friendly
- 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/ef81b2-c49ca9-62cb69-2d1f20-f1e9f0?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: "#ef81b2" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.