# #d1e538

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

## Values

- Hex: `#d1e538`
- RGB: rgb(209, 229, 56)
- HSL: hsl(67, 77%, 56%)
- OKLCH: oklch(0.878 0.185 116.2)
- Relative luminance: 0.6988
- Nearest named color: Bitter Lemon (#d2db32, Δ 2.515) — https://brandsweets.com/colors/bitter-lemon
- Moods: vivid
- Page: https://brandsweets.com/colors/d1e538

## Tints & shades

- Tints (toward white): #d5e84a, #d9ea5d, #dfed73, #e3ef85, #e7f297, #ebf4a9, #eff6bb, #f5f9d2, #f9fbe4, #fdfef6
- Shades (toward black): #cce222, #bbd01b, #a2b517, #8e9e15, #7a8712, #65710f, #515a0c, #393f08, #242905, #101202

## Harmonies

- Complementary: #4d38e5
- Analogous: #e5a338, #7be538
- Triadic: #38d1e5, #e538d1
- Split-complementary: #387be5, #a338e5
- Tetradic: #38e5a3, #4d38e5, #e5387b

## Colors that go with #d1e538

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 #d1e538: 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), Lido (https://brandsweets.com/palettes/vivid#lido), Lagoon (https://brandsweets.com/palettes/vivid#lagoon), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/charcoal
- **Cornflower Blue** #6495ed [harmony, pool: split] — Cornflower Blue is a split-complement of #d1e538: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: NBA (https://brandsweets.com/colors/brands/nba-com), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/cornflowerblue
- **Plum** #dda0dd [harmony, pool: complementary] — Plum sits directly opposite #d1e538 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 Robinhood's brand system and Binance's brand system put Blue beside #d1e538, as the supporting colour. Seen in: Robinhood (https://brandsweets.com/colors/brands/robinhood-com), Binance (https://brandsweets.com/colors/brands/binance-com), Bumble (https://brandsweets.com/colors/brands/bumble-com), Snapchat (https://brandsweets.com/colors/brands/snapchat-com). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #d1e538 in 8 real palettes, including Wise's brand system and Lay's's brand system, as the accent. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Lay's (https://brandsweets.com/colors/brands/lays-com), Tequila Sunrise (https://brandsweets.com/palettes/vivid#tequila-sunrise), Ferrari (https://brandsweets.com/colors/brands/ferrari-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [harmony, pool: triadic] — Deep Sky Blue completes a triad with #d1e538 — 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), Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #d1e538: 7 real palettes, including Ikea's brand system and LEGO's brand system, as the accent. Seen in: Ikea (https://brandsweets.com/colors/brands/ikea-com), LEGO (https://brandsweets.com/colors/brands/lego-com), FIFA (https://brandsweets.com/colors/brands/fifa-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #d1e538: 4 real palettes, including Miro's brand system and Star Wars's brand system, as the accent. Seen in: Miro (https://brandsweets.com/colors/brands/miro-com), Star Wars (https://brandsweets.com/colors/brands/starwars-com), JetBrains (https://brandsweets.com/colors/brands/jetbrains-com), Google (https://brandsweets.com/colors/brands/google-com). — https://brandsweets.com/colors/dodgerblue

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

- On white (#ffffff): 1.4:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #6d7a10 (4.73:1); AA: background → #5e5e5e (4.62:1); AAA: text → #515a0c (7.45:1); AAA: background → #424242 (7.17:1)
- On black (#000000): 14.98:1 — 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/d1e538-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: "#d1e538" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.