# #21ab2a

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

## Values

- Hex: `#21ab2a`
- RGB: rgb(33, 171, 42)
- HSL: hsl(124, 68%, 40%)
- OKLCH: oklch(0.647 0.2 143.5)
- Relative luminance: 0.2962
- Nearest named color: Hedged Garden (#00aa11, Δ 1.556) — https://brandsweets.com/colors/hedged-garden
- Moods: vivid
- Page: https://brandsweets.com/colors/21ab2a

## Tints & shades

- Tints (toward white): #26c530, #31d83c, #47dc51, #60e169, #7ae681, #94eb9a, #aeefb2, #c3f4c6, #ddf8df, #f6fdf7
- Shades (toward black): #1d9a26, #1b8d23, #187c1e, #156f1b, #125e17, #0f4d13, #0c4010, #092f0c, #072208, #031104

## Harmonies

- Complementary: #ab21a2
- Analogous: #5dab21, #21ab6f
- Triadic: #2a21ab, #ab2a21
- Split-complementary: #6f21ab, #ab215d
- Tetradic: #215dab, #ab21a2, #ab6f21

## Colors that go with #21ab2a

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 Spotify's brand system and Minecraft's brand system put Blue beside #21ab2a, as the accent. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Unity (https://brandsweets.com/colors/brands/unity-com), Instacart (https://brandsweets.com/colors/brands/instacart-com). — https://brandsweets.com/colors/blue
- **Dodger Blue** #1e90ff [harmony, pool: triadic] — Dodger Blue completes a triad with #21ab2a — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Playground (https://brandsweets.com/palettes/bold#playground), Spline (https://brandsweets.com/colors/brands/spline-design), Unity (https://brandsweets.com/colors/brands/unity-com). — https://brandsweets.com/colors/dodgerblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #21ab2a in 4 real palettes, including Console Light and Telehealth, as the lead colour. Seen in: Console Light (https://brandsweets.com/palettes/technical#console-light), Telehealth (https://brandsweets.com/palettes/modern#telehealth), Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #21ab2a in 8 real palettes, including Obsidian's brand system and Meadow, as the text colour against it. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Meadow (https://brandsweets.com/palettes/light#meadow), Acer (https://brandsweets.com/colors/brands/acer-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net). — https://brandsweets.com/colors/taupe
- **Fuchsia** #ff00ff [harmony: complementary] — Fuchsia sits directly opposite #21ab2a 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/fuchsia
- **Medium Purple** #9370db [harmony, pool: split] — Medium Purple is a split-complement of #21ab2a: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Next.js (https://brandsweets.com/colors/brands/nextjs-org), Obsidian (https://brandsweets.com/colors/brands/obsidian-md). — https://brandsweets.com/colors/mediumpurple
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #21ab2a: 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), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern). — https://brandsweets.com/colors/charcoal
- **Deep Pink** #ff1493 [harmony: split] — Deep Pink is a split-complement of #21ab2a: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/deeppink

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

- On white (#ffffff): 3.03:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #1a8922 (4.52:1); AA: background → #2b2b2b (4.67:1); AAA: text → #146719 (7.04:1)
- On black (#000000): 6.92:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #21b02b (7.31:1)

## Brands using this color

- **Prada** — accent #10a70d (Δ 1.811) — https://brandsweets.com/colors/brands/prada-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/21ab2a-a2bea7-a24edf-1f2d26-edf1e9?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: "#21ab2a" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.