# #b4e273

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

## Values

- Hex: `#b4e273`
- RGB: rgb(180, 226, 115)
- HSL: hsl(85, 66%, 67%)
- OKLCH: oklch(0.856 0.148 127.8)
- Relative luminance: 0.6533
- Nearest named color: Last of Lettuce (#aadd66, Δ 2.201) — https://brandsweets.com/colors/last-of-lettuce
- Moods: vivid
- Page: https://brandsweets.com/colors/b4e273

## Tints & shades

- Tints (toward white): #bbe580, #c2e88d, #c9ea99, #cfeda6, #d8f0b7, #dff3c4, #e6f5d0, #edf8dd, #f4fbea, #fafdf7
- Shades (toward black): #a6dd5a, #97d73c, #88cb2a, #77b224, #66981f, #527b19, #416114, #30480f, #1c2a09, #0b1103

## Harmonies

- Complementary: #a273e2
- Analogous: #e2d973, #7de273
- Triadic: #73b4e2, #e273b4
- Split-complementary: #737de2, #d973e2
- Tetradic: #73e2d9, #a273e2, #e2737d

## Colors that go with #b4e273

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 #b4e273: 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), Canopy (https://brandsweets.com/palettes/cool#canopy), Coastal (https://brandsweets.com/palettes/cool#coastal), Lido (https://brandsweets.com/palettes/vivid#lido). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #b4e273 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Remix (https://brandsweets.com/colors/brands/remix-run), Astro (https://brandsweets.com/colors/brands/astro-build), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/deepskyblue
- **Plum** #dda0dd [harmony, pool: complementary] — Plum sits directly opposite #b4e273 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Blossom (https://brandsweets.com/palettes/light#blossom). — https://brandsweets.com/colors/plum
- **Blue** #0000ff [pool] — 4 real palettes, including Binance's brand system and Bumble's brand system put Blue beside #b4e273, as the accent. Seen in: Binance (https://brandsweets.com/colors/brands/binance-com), Bumble (https://brandsweets.com/colors/brands/bumble-com), Robinhood (https://brandsweets.com/colors/brands/robinhood-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #b4e273 in 8 real palettes, including Wise's brand system and Diner, as the accent. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Diner (https://brandsweets.com/palettes/vivid#diner), Lay's (https://brandsweets.com/colors/brands/lays-com), Tabloid (https://brandsweets.com/palettes/editorial#tabloid). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #b4e273: 7 real palettes, including FIFA's brand system and Ikea's brand system, as the supporting colour. Seen in: FIFA (https://brandsweets.com/colors/brands/fifa-com), Ikea (https://brandsweets.com/colors/brands/ikea-com), LEGO (https://brandsweets.com/colors/brands/lego-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com). — https://brandsweets.com/colors/denim
- **Gold** #ffd700 [pool] — Gold shows up next to #b4e273 in 5 real palettes, including Star Wars's brand system and Lay's's brand system, as the lead colour. Seen in: Star Wars (https://brandsweets.com/colors/brands/starwars-com), Lay's (https://brandsweets.com/colors/brands/lays-com), Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Paddle (https://brandsweets.com/colors/brands/paddle-com). — https://brandsweets.com/colors/gold
- **Red** #ff0000 [pool] — Red is paired with #b4e273 in 6 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), Wired (https://brandsweets.com/colors/brands/wired-com), Paddle (https://brandsweets.com/colors/brands/paddle-com). — https://brandsweets.com/colors/red

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

- On white (#ffffff): 1.49:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #557f1a (4.73:1); AA: background → #595959 (4.69:1); AAA: text → #416114 (7.13:1); AAA: background → #3d3d3d (7.28:1)
- On black (#000000): 14.07:1 — 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/b4e273-afbea2-4e58df-212d1f-f1f0e9?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: "#b4e273" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.