# #d3fc03

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

## Values

- Hex: `#d3fc03`
- RGB: rgb(211, 252, 3)
- HSL: hsl(70, 98%, 50%)
- OKLCH: oklch(0.929 0.222 120.9)
- Relative luminance: 0.8348
- Nearest named color: Chartreuse (#c1f80a, Δ 2.499) — https://brandsweets.com/colors/chartreuse-2
- Moods: vivid
- Page: https://brandsweets.com/colors/d3fc03

## Tints & shades

- Tints (toward white): #d7fd1c, #dcfd35, #dffd49, #e4fd62, #e8fe7c, #ecfe95, #f1feae, #f4fec2, #f9ffdc, #fdfff5
- Shades (toward black): #bee302, #adcf02, #98b602, #87a202, #728801, #5d6f01, #4c5b01, #374201, #262d00, #111400

## Harmonies

- Complementary: #2c03fc
- Analogous: #fca903, #56fc03
- Triadic: #03d3fc, #fc03d3
- Split-complementary: #0356fc, #a903fc
- Tetradic: #03fca9, #2c03fc, #fc0356

## Colors that go with #d3fc03

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 Robinhood's brand system and Snapchat's brand system put Blue beside #d3fc03, as the supporting colour. Seen in: Robinhood (https://brandsweets.com/colors/brands/robinhood-com), Snapchat (https://brandsweets.com/colors/brands/snapchat-com), Binance (https://brandsweets.com/colors/brands/binance-com), Bumble (https://brandsweets.com/colors/brands/bumble-com). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #d3fc03 in 4 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), Wise (https://brandsweets.com/colors/brands/wise-com), Tequila Sunrise (https://brandsweets.com/palettes/vivid#tequila-sunrise). — https://brandsweets.com/colors/crimson
- **Red** #ff0000 [pool] — Red is paired with #d3fc03 in 4 real palettes, including Heineken's brand system and Paddle's brand system, as the accent. Seen in: Heineken (https://brandsweets.com/colors/brands/heineken-com), Paddle (https://brandsweets.com/colors/brands/paddle-com), Wise (https://brandsweets.com/colors/brands/wise-com), Phantom: The money app that'll take you placesLogo PhantomLogo PhantomLogo Phantom (https://brandsweets.com/colors/brands/phantom-com). — https://brandsweets.com/colors/red
- **Plum** #dda0dd [harmony: complementary] — Plum sits directly opposite #d3fc03 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
- **Violet** #ee82ee [harmony, pool: split] — Violet is a split-complement of #d3fc03: 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
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #d3fc03: 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). — https://brandsweets.com/colors/charcoal
- **Deep Pink** #ff1493 [pool] — 3 real palettes, including Arcade and JetBrains's brand system put Deep Pink beside #d3fc03, as the lead colour. Seen in: Arcade (https://brandsweets.com/palettes/vivid#arcade), JetBrains (https://brandsweets.com/colors/brands/jetbrains-com), Night Market (https://brandsweets.com/palettes/vivid#night-market). — https://brandsweets.com/colors/deeppink
- **Denim** #1560bd [pool] — Designers have shipped Denim with #d3fc03: 3 real palettes, including Ikea's brand system and FIFA's brand system, as the accent. Seen in: Ikea (https://brandsweets.com/colors/brands/ikea-com), FIFA (https://brandsweets.com/colors/brands/fifa-com), LEGO (https://brandsweets.com/colors/brands/lego-com). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 1.19:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #697e01 (4.58:1); AA: background → #696969 (4.63:1); AAA: text → #4c5b01 (7.49:1); AAA: background → #4d4d4d (7.12:1)
- On black (#000000): 17.7:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Robinhood** — primary #ccfc04 (Δ 0.851) — https://brandsweets.com/colors/brands/robinhood-com
- **Robinhood** — accent #ccff00 (Δ 1.094) — https://brandsweets.com/colors/brands/robinhood-com
- **Klaviyo** — secondary #deff00 (Δ 1.64) — https://brandsweets.com/colors/brands/klaviyo-com

## Curated palettes containing it

- **Electric Lime** (neon, vivid, bold, light) — #c6ff00, #111111, #ff3d00, #ffffff — One neon on white with black type — lime-and-black is the neon that works in daylight; the orange is a second gear. — tool: https://brandsweets.com/palettes/new/c6ff00-111111-ff3d00-ffffff — collection: https://brandsweets.com/palettes/neon

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/d3fc03-b6bea2-4e7cdf-252d1f-f1efe9?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: "#d3fc03" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.