# #99ce09

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

## Values

- Hex: `#99ce09`
- RGB: rgb(153, 206, 9)
- HSL: hsl(76, 92%, 42%)
- OKLCH: oklch(0.785 0.199 126.1)
- Relative luminance: 0.5093
- Nearest named color: yellowgreen (#9acd32, Δ 1.502) — https://brandsweets.com/colors/yellowgreen
- Moods: vivid
- Page: https://brandsweets.com/colors/99ce09

## Tints & shades

- Tints (toward white): #afeb0a, #bbf519, #c3f736, #cbf84f, #d3f96c, #dcfa89, #e3fba2, #ecfcbf, #f3fdd8, #fcfff5
- Shades (toward black): #8bba08, #7ca607, #719806, #628406, #547105, #455d04, #374903, #2c3b02, #1d2702, #0f1401

## Harmonies

- Complementary: #3d09ce
- Analogous: #cea009, #37ce09
- Triadic: #0999ce, #ce0999
- Split-complementary: #0937ce, #a009ce
- Tetradic: #09cea0, #3d09ce, #ce0937

## Colors that go with #99ce09

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

- **Taupe** #483c32 [pool] — Taupe is paired with #99ce09 in 8 real palettes, including Citrus Grove and Acer's brand system, as the text colour against it. Seen in: Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Acer (https://brandsweets.com/colors/brands/acer-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/taupe
- **Plum** #dda0dd [harmony: complementary] — Plum sits directly opposite #99ce09 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/plum
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #99ce09 in 3 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), 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 #99ce09 — 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), Remix (https://brandsweets.com/colors/brands/remix-run). — https://brandsweets.com/colors/deepskyblue
- **Cornflower Blue** #6495ed [harmony, pool: split] — Cornflower Blue is a split-complement of #99ce09: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Terminal (https://brandsweets.com/palettes/technical#terminal). — https://brandsweets.com/colors/cornflowerblue
- **Light Coral** #f08080 [harmony, pool: triadic] — Light Coral completes a triad with #99ce09 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/lightcoral
- **Violet** #ee82ee [harmony: split] — Violet is a split-complement of #99ce09: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/violet
- **Charcoal** #36454f [role] — Charcoal is the body-text near-black for #99ce09: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 1.88:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #5f7f05 (4.64:1); AA: background → #4d4d4d (4.5:1); AAA: text → #455d04 (7.45:1); AAA: background → #303030 (7.03:1)
- On black (#000000): 11.19:1 — 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/99ce09-b3bea2-4e6edf-232d1f-f1efe9?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: "#99ce09" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.