# #9efd2b

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

## Values

- Hex: `#9efd2b`
- RGB: rgb(158, 253, 43)
- HSL: hsl(87, 98%, 58%)
- OKLCH: oklch(0.9 0.24 132.3)
- Relative luminance: 0.7769
- Nearest named color: greenyellow (#adff2f, Δ 1.712) — https://brandsweets.com/colors/greenyellow
- Moods: vivid
- Page: https://brandsweets.com/colors/9efd2b

## Tints & shades

- Tints (toward white): #a8fd3f, #b1fd53, #bafd68, #c3fe7c, #ccfe90, #d6fea4, #dffeb8, #e8fecd, #f1ffe1, #fafff5
- Shades (toward black): #93fd12, #84ed02, #76d402, #65b602, #579d02, #498301, #386501, #2a4c01, #192d00, #0b1400

## Harmonies

- Complementary: #892bfd
- Analogous: #fdf22b, #35fd2b
- Triadic: #2b9efd, #fd2b9e
- Split-complementary: #2b35fd, #f22bfd
- Tetradic: #2bfdf2, #892bfd, #fd2b35

## Colors that go with #9efd2b

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

- **Violet** #ee82ee [harmony, pool: complementary] — Violet sits directly opposite #9efd2b on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Gumroad (https://brandsweets.com/colors/brands/gumroad-com). — https://brandsweets.com/colors/violet
- **Blue** #0000ff [pool] — 3 real palettes, including Robinhood's brand system and MongoDB's brand system put Blue beside #9efd2b, as the supporting colour. Seen in: Robinhood (https://brandsweets.com/colors/brands/robinhood-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Snapchat (https://brandsweets.com/colors/brands/snapchat-com). — https://brandsweets.com/colors/blue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #9efd2b: 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
- **Red** #ff0000 [pool] — Red is paired with #9efd2b in 3 real palettes, including Wise's brand system and Gatorade's brand system, as the lead colour. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Gatorade (https://brandsweets.com/colors/brands/gatorade-com), Heineken (https://brandsweets.com/colors/brands/heineken-com). — https://brandsweets.com/colors/red
- **Hot Pink** #ff69b4 [harmony: split] — Hot Pink is a split-complement of #9efd2b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/hotpink
- **Crimson** #dc143c [pool] — Crimson is paired with #9efd2b in two real palettes: Wise's brand system and Ferrari's brand system, as the accent. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Ferrari (https://brandsweets.com/colors/brands/ferrari-com). — https://brandsweets.com/colors/crimson
- **Lime Green** #32cd32 [pool] — Two real palettes: Duolingo's brand system and Monster Energy's brand system put Lime Green beside #9efd2b, as the lead colour. Seen in: Duolingo (https://brandsweets.com/colors/brands/duolingo), Monster Energy (https://brandsweets.com/colors/brands/monsterenergy-com). — https://brandsweets.com/colors/limegreen
- **Medium Sea Green** #3cb371 [pool] — Medium Sea Green is paired with #9efd2b in two real palettes: Klaviyo's brand system and Heineken's brand system, as the accent. Seen in: Klaviyo (https://brandsweets.com/colors/brands/klaviyo-com), Heineken (https://brandsweets.com/colors/brands/heineken-com). — https://brandsweets.com/colors/mediumseagreen

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

- On white (#ffffff): 1.27:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #498301 (4.64:1); AA: background → #666666 (4.52:1); AAA: text → #356001 (7.43:1); AAA: background → #474747 (7.32:1)
- On black (#000000): 16.54:1 — AA pass, AA-large pass, AAA pass

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/9efd2b-aebea2-4e53df-212d1f-f1f1e9?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: "#9efd2b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.