# #99a423

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

## Values

- Hex: `#99a423`
- RGB: rgb(153, 164, 35)
- HSL: hsl(65, 65%, 39%)
- OKLCH: oklch(0.687 0.144 114.6)
- Relative luminance: 0.3344
- Nearest named color: Countryside (#a4a404, Δ 1.638) — https://brandsweets.com/colors/countryside
- Moods: vivid
- Page: https://brandsweets.com/colors/99a423

## Tints & shades

- Tints (toward white): #b1bd28, #c6d331, #cdd94a, #d4de63, #dbe37d, #e1e892, #e8edab, #eff3c4, #f6f8dd, #fdfdf7
- Shades (toward black): #8e9720, #7e871d, #727a1a, #626916, #565d14, #474c10, #3b3f0d, #2b2e0a, #1f2207, #101104

## Harmonies

- Complementary: #2e23a4
- Analogous: #a46e23, #59a423
- Triadic: #2399a4, #a42399
- Split-complementary: #2359a4, #6e23a4
- Tetradic: #23a46e, #2e23a4, #a42359

## Colors that go with #99a423

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 #99a423: 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), Puma (https://brandsweets.com/colors/brands/puma-com), Disney (https://brandsweets.com/colors/brands/disney-com), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern). — https://brandsweets.com/colors/charcoal
- **Medium Purple** #9370db [harmony, pool: complementary] — Medium Purple sits directly opposite #99a423 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Next.js (https://brandsweets.com/colors/brands/nextjs-org), Obsidian (https://brandsweets.com/colors/brands/obsidian-md). — https://brandsweets.com/colors/mediumpurple
- **Blue** #0000ff [pool] — 6 real palettes, including Minecraft's brand system and Lexus's brand system put Blue beside #99a423, as the accent. Seen in: Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Lexus (https://brandsweets.com/colors/brands/lexus-com), League of Legends (https://brandsweets.com/colors/brands/leagueoflegends-com), Rolex (https://brandsweets.com/colors/brands/rolex-com). — https://brandsweets.com/colors/blue
- **Champagne** #f7e7ce [pool] — 5 real palettes, including Forest Floor and Darkroom put Champagne beside #99a423, as that palette's text colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe). — https://brandsweets.com/colors/champagne
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #99a423 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), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Cider (https://brandsweets.com/palettes/warm#cider). — https://brandsweets.com/colors/darkolivegreen
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #99a423: 4 real palettes, including Spline's brand system and Liquid Death's brand system, as the lead colour. Seen in: Spline (https://brandsweets.com/colors/brands/spline-design), Liquid Death (https://brandsweets.com/colors/brands/liquiddeath-com), Unity (https://brandsweets.com/colors/brands/unity-com), Playground (https://brandsweets.com/palettes/bold#playground). — https://brandsweets.com/colors/dodgerblue
- **Hunter Green** #355e3b [pool] — Hunter Green is paired with #99a423 in 4 real palettes, including Pine & Birch and Darkroom, as the lead colour. Seen in: Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Fireside (https://brandsweets.com/palettes/dark#fireside), Rolex (https://brandsweets.com/colors/brands/rolex-com). — https://brandsweets.com/colors/hunter-green
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #99a423 in 6 real palettes, including Chevrolet's brand system and Guinness's brand system, as the supporting colour. Seen in: Chevrolet (https://brandsweets.com/colors/brands/chevrolet-com), Guinness (https://brandsweets.com/colors/brands/guinness-com), Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Disney (https://brandsweets.com/colors/brands/disney-com). — https://brandsweets.com/colors/royalblue

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

- On white (#ffffff): 2.73:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #727a1a (4.65:1); AA: background → #333333 (4.63:1); AAA: text → #565d14 (7.07:1); AAA: background → #0f0f0f (7.02:1)
- On black (#000000): 7.69:1 — 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/99a423-b8bea2-4e88df-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: "#99a423" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.