# #adc021

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

## Values

- Hex: `#adc021`
- RGB: rgb(173, 192, 33)
- HSL: hsl(67, 71%, 44%)
- OKLCH: oklch(0.767 0.169 116.9)
- Relative luminance: 0.4669
- Nearest named color: Celery (#b4c04c, Δ 3.025) — https://brandsweets.com/colors/celery
- Moods: vivid
- Page: https://brandsweets.com/colors/adc021

## Tints & shades

- Tints (toward white): #c1d624, #cbde3b, #d1e151, #d7e66b, #ddea81, #e3ed96, #eaf2b1, #f0f5c6, #f7fae0, #fdfef6
- Shades (toward black): #9eae1e, #8e9d1b, #7e8c18, #6e7a15, #5f6912, #4f570f, #3f460c, #2f3409, #202306, #101103

## Harmonies

- Complementary: #3321c0
- Analogous: #c08321, #5ec021
- Triadic: #21adc0, #c021ad
- Split-complementary: #215ec0, #8321c0
- Tetradic: #21c083, #3321c0, #c0215e

## Colors that go with #adc021

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

- **Cornflower Blue** #6495ed [harmony, pool: split] — Cornflower Blue is a split-complement of #adc021: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Terminal (https://brandsweets.com/palettes/technical#terminal), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Gopro (https://brandsweets.com/colors/brands/gopro-com). — https://brandsweets.com/colors/cornflowerblue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #adc021: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Disney (https://brandsweets.com/colors/brands/disney-com), Coastal (https://brandsweets.com/palettes/cool#coastal), Zendesk (https://brandsweets.com/colors/brands/zendesk-com). — https://brandsweets.com/colors/charcoal
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #adc021 in 4 real palettes, including Forest Floor and Undergrowth, as the supporting colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Farmers Market (https://brandsweets.com/palettes/warm#farmers-market), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove). — https://brandsweets.com/colors/darkolivegreen
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #adc021 in 4 real palettes, including Citrus Grove and Learning App, as the lead colour. Seen in: Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Learning App (https://brandsweets.com/palettes/playful#learning-app), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Playground (https://brandsweets.com/palettes/bold#playground). — https://brandsweets.com/colors/darkorange
- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #adc021 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Learning App (https://brandsweets.com/palettes/playful#learning-app), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Salesforce (https://brandsweets.com/colors/brands/salesforce-com). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #adc021: 5 real palettes, including Wikipedia's brand system and Open House, as the supporting colour. Seen in: Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Open House (https://brandsweets.com/palettes/clean#open-house), Walmart (https://brandsweets.com/colors/brands/walmart-com), Gopro (https://brandsweets.com/colors/brands/gopro-com). — https://brandsweets.com/colors/denim
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #adc021 in 4 real palettes, including Disney's brand system and Brilliant's brand system, as the lead colour. Seen in: Disney (https://brandsweets.com/colors/brands/disney-com), Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Chevrolet (https://brandsweets.com/colors/brands/chevrolet-com), Walmart (https://brandsweets.com/colors/brands/walmart-com). — https://brandsweets.com/colors/royalblue
- **Rust** #b7410e [pool] — Rust shows up next to #adc021 in 4 real palettes, including Noir Beauty and Trailhead, as the accent. Seen in: Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Harvest (https://brandsweets.com/palettes/warm#harvest), Garnet (https://brandsweets.com/palettes/warm#garnet). — https://brandsweets.com/colors/rust

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

- On white (#ffffff): 2.03:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #6e7a15 (4.71:1); AA: background → #474747 (4.57:1); AAA: text → #535c10 (7.23:1); AAA: background → #292929 (7.16:1)
- On black (#000000): 10.34:1 — 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/adc021-b8bea2-4e83df-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: "#adc021" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.