# #efde71

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

## Values

- Hex: `#efde71`
- RGB: rgb(239, 222, 113)
- HSL: hsl(52, 80%, 69%)
- OKLCH: oklch(0.893 0.131 100.6)
- Relative luminance: 0.7179
- Nearest named color: Mustard Yellow (#ffdb58, Δ 2.687) — https://brandsweets.com/colors/mustard
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/efde71

## Tints & shades

- Tints (toward white): #f1e17e, #f2e58c, #f4e89a, #f5eba8, #f7eeb6, #f8f0bf, #f9f3cd, #fbf7da, #fcfae8, #fefdf6
- Shades (toward black): #ecd855, #e9d135, #e6ca19, #c5ae16, #aa9613, #8a790f, #6e610c, #4e4509, #322d06, #121002

## Harmonies

- Complementary: #7182ef
- Analogous: #ef9f71, #c1ef71
- Triadic: #71efde, #de71ef
- Split-complementary: #71c1ef, #9f71ef
- Tetradic: #71ef9f, #7182ef, #ef71c1

## Colors that go with #efde71

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 #efde71: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Lido (https://brandsweets.com/palettes/vivid#lido), Lagoon (https://brandsweets.com/palettes/vivid#lagoon), Coastal (https://brandsweets.com/palettes/cool#coastal), Zendesk (https://brandsweets.com/colors/brands/zendesk-com). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [harmony, pool: split] — Deep Sky Blue is a split-complement of #efde71: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Mistral AI (https://brandsweets.com/colors/brands/mistral-ai). — https://brandsweets.com/colors/deepskyblue
- **Lilac** #c8a2c8 [harmony, pool: complementary] — Lilac sits directly opposite #efde71 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). — https://brandsweets.com/colors/lilac
- **Blue** #0000ff [pool] — 4 real palettes, including Bumble's brand system and Binance's brand system put Blue beside #efde71, 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
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #efde71: 4 real palettes, including NBA's brand system and Blueprint, as the accent. Seen in: NBA (https://brandsweets.com/colors/brands/nba-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #efde71 in 8 real palettes, including Diner and Lay's's brand system, as the lead colour. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner), Lay's (https://brandsweets.com/colors/brands/lays-com), Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-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 #efde71 in 4 real palettes, including Miro's brand system and Farmers Market, as the supporting colour. Seen in: Miro (https://brandsweets.com/colors/brands/miro-com), Farmers Market (https://brandsweets.com/palettes/warm#farmers-market), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), BrandSweets (https://brandsweets.com/colors/brands/brandsweets). — https://brandsweets.com/colors/darkolivegreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #efde71: 7 real palettes, including FIFA's brand system and LEGO's brand system, as the supporting colour. Seen in: FIFA (https://brandsweets.com/colors/brands/fifa-com), LEGO (https://brandsweets.com/colors/brands/lego-com), Ikea (https://brandsweets.com/colors/brands/ikea-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 1.37:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #85750f (4.62:1); AA: background → #616161 (4.53:1); AAA: text → #65590b (7.03:1); AAA: background → #454545 (7.01:1)
- On black (#000000): 15.36:1 — 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

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/efde71-c4c39c-4ea7df-292d1f-f1ece9?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: "#efde71" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.