# #f3fe52

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

## Values

- Hex: `#f3fe52`
- RGB: rgb(243, 254, 82)
- HSL: hsl(64, 99%, 66%)
- OKLCH: oklch(0.959 0.187 113)
- Relative luminance: 0.9055
- Nearest named color: Biohazard Suit (#fbfb4c, Δ 1.163) — https://brandsweets.com/colors/biohazard-suit
- Moods: vivid
- Page: https://brandsweets.com/colors/f3fe52

## Tints & shades

- Tints (toward white): #f4fe62, #f5fe71, #f6fe85, #f7fe94, #f8ffa4, #faffb3, #fbffc2, #fcffd6, #fdffe6, #fefff5
- Shades (toward black): #f1fe34, #eefe16, #dfef01, #c2d001, #a6b201, #899301, #6d7501, #4c5100, #2f3300, #131400

## Harmonies

- Complementary: #5e52fe
- Analogous: #feb452, #9dfe52
- Triadic: #52f3fe, #fe52f3
- Split-complementary: #529dfe, #b452fe
- Tetradic: #52feb4, #5e52fe, #fe529d

## Colors that go with #f3fe52

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Blue** #0000ff [pool] — 4 real palettes, including Snapchat's brand system and Robinhood's brand system put Blue beside #f3fe52, as the supporting colour. Seen in: Snapchat (https://brandsweets.com/colors/brands/snapchat-com), Robinhood (https://brandsweets.com/colors/brands/robinhood-com), Bumble (https://brandsweets.com/colors/brands/bumble-com), Binance (https://brandsweets.com/colors/brands/binance-com). — https://brandsweets.com/colors/blue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #f3fe52: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Zendesk (https://brandsweets.com/colors/brands/zendesk-com), Lagoon (https://brandsweets.com/palettes/vivid#lagoon), Lido (https://brandsweets.com/palettes/vivid#lido). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #f3fe52 in 6 real palettes, including Ferrari's brand system and Lay's's brand system, as the lead colour. Seen in: Ferrari (https://brandsweets.com/colors/brands/ferrari-com), Lay's (https://brandsweets.com/colors/brands/lays-com), Tequila Sunrise (https://brandsweets.com/palettes/vivid#tequila-sunrise), Diner (https://brandsweets.com/palettes/vivid#diner). — https://brandsweets.com/colors/crimson
- **Taupe** #483c32 [pool] — Taupe is paired with #f3fe52 in 6 real palettes, including Calvin Klein's brand system and Tommy Hilfiger's brand system, as the lead colour. Seen in: Calvin Klein (https://brandsweets.com/colors/brands/calvinklein-us), Tommy Hilfiger (https://brandsweets.com/colors/brands/tommy-com), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove). — https://brandsweets.com/colors/taupe
- **Tomato** #ff6347 [pool] — 4 real palettes, including Crayon Box and Night Market put Tomato beside #f3fe52, as the lead colour. Seen in: Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Night Market (https://brandsweets.com/palettes/vivid#night-market), Fresh Juice (https://brandsweets.com/palettes/playful#fresh-juice), Lido (https://brandsweets.com/palettes/vivid#lido). — https://brandsweets.com/colors/tomato
- **Violet** #ee82ee [harmony, pool: split] — Violet is a split-complement of #f3fe52: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Gumroad (https://brandsweets.com/colors/brands/gumroad-com). — https://brandsweets.com/colors/violet
- **Plum** #dda0dd [harmony: complementary] — Plum sits directly opposite #f3fe52 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/plum
- **Deep Pink** #ff1493 [pool] — 3 real palettes, including JetBrains's brand system and Arcade put Deep Pink beside #f3fe52, as the lead colour. Seen in: JetBrains (https://brandsweets.com/colors/brands/jetbrains-com), Arcade (https://brandsweets.com/palettes/vivid#arcade), Night Market (https://brandsweets.com/palettes/vivid#night-market). — https://brandsweets.com/colors/deeppink

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

- On white (#ffffff): 1.1:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #727a01 (4.67:1); AA: background → #707070 (4.51:1); AAA: text → #555b00 (7.28:1); AAA: background → #525252 (7.11:1)
- On black (#000000): 19.11:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **JetBrains** — accent #fefc4f (Δ 1.464) — https://brandsweets.com/colors/brands/jetbrains-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/f3fe52-b9bea2-4e8adf-262d1f-f1eee9?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: "#f3fe52" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.