#FFFFFF
#58CC02
#1CB0F6
#FF4B4B
Background
Primary Accent
Secondary
Body Text

Duolingo Green Color Palette

#FFFFFF · #58CC02 · #1CB0F6 · #FF4B4B

Fail
WCAG Grade
3.3:1
Contrast Ratio
3,200
Saves
8,900
AI Copies
AI Prompt

Use #FFFFFF as the background. Use #58CC02 as the primary accent. Use #1CB0F6 as secondary. Use #FF4B4B as body text/supporting color. Palette mood: Duolingo Green — playful, vibrant, educational.

Hex Codes, RGB & CMYK Color Values

Technical breakdown for the Duolingo Green color scheme. Use these values for web design (HEX/RGB), print projects (CMYK), or specialized design software (HSL).

Swatch Design Role HEX RGB CMYK HSL
Background
Luminance: 100.0%
255, 255, 255 0%, 0%, 0%, 0% 0°, 0%, 100%
Primary Accent
Luminance: 45.3%
88, 204, 2 57%, 0%, 99%, 20% 94°, 98%, 40%
Secondary
Luminance: 38.0%
28, 176, 246 89%, 28%, 0%, 4% 199°, 92%, 54%
Body Text
Luminance: 26.8%
255, 75, 75 0%, 71%, 71%, 0% 0°, 100%, 65%

Duolingo Green Tints & Shades

Hover states, borders and elevation need lighter and darker steps of your base colors. Here are computed tints and shades for every color in the Duolingo Green palette — click any swatch to copy its hex.

#FFFFFF neutral gray
#58CC02 saturated yellow-green
#1CB0F6 saturated cyan-blue
#FF4B4B saturated red

Duolingo Green Palette Contrast Matrix (WCAG 2.1)

Every color tested as text on every other color as background. Body copy needs 4.5:1 (AA), large text and UI components 3:1. AAA requires 7:1.

Text on Background Preview Ratio Grade Safe For
#FF4B4B on #FFFFFF
Aa Sample Text
3.30:1 Fail Large headings, UI components
#FFFFFF on #FF4B4B
Aa Sample Text
3.30:1 Fail Large headings, UI components
#1CB0F6 on #FFFFFF
Aa Sample Text
2.44:1 Fail Decorative use only
#FFFFFF on #1CB0F6
Aa Sample Text
2.44:1 Fail Decorative use only
#58CC02 on #FFFFFF
Aa Sample Text
2.09:1 Fail Decorative use only
#FFFFFF on #58CC02
Aa Sample Text
2.09:1 Fail Decorative use only
#FF4B4B on #58CC02
Aa Sample Text
1.58:1 Fail Decorative use only
#58CC02 on #FF4B4B
Aa Sample Text
1.58:1 Fail Decorative use only
#FF4B4B on #1CB0F6
Aa Sample Text
1.35:1 Fail Decorative use only
#1CB0F6 on #FF4B4B
Aa Sample Text
1.35:1 Fail Decorative use only
#1CB0F6 on #58CC02
Aa Sample Text
1.17:1 Fail Decorative use only
#58CC02 on #1CB0F6
Aa Sample Text
1.17:1 Fail Decorative use only

Duolingo Green Color Psychology & Meaning

Duolingo's palette weaponizes green to make learning feel rewarding — every correct answer is a dopamine hit. The secondary blue and red are used for streaks and mistakes, creating a clear emotional vocabulary.

Color Harmony: Split-Complementary Scheme

The Duolingo Green palette is built using a split-complementary relationship between its hues. This ensures that even with high-contrast accents, the overall scheme feels balanced and intentional.

Hue Wheel

A split-complementary palette is often preferred by professional designers because it balances visual interest with cohesion.

History & Design Context

Duolingo launched in 2011 and refined its palette through 2022's controversial mascot redesign. The green is called 'Super Green' internally and is protected as brand IP.

Best Design Use Cases

White for all surfaces. The green for achievements, progress bars, and primary CTAs. Blue for streaks and bonuses. Red strictly for errors — never decorative.

Industries This Palette Suits

EdTech, gamification, consumer apps, language learning, habit-tracking.

Colors That Pair Well With Duolingo Green

Need a fifth color? These three companions are computed from the palette's own hue positions on the color wheel, so they extend the scheme without breaking its harmony.

violet

directly opposite #58CC02 on the wheel — the strongest accent for CTAs and highlights when you need maximum energy

green

30° beside #58CC02 — a calm secondary that extends the palette without adding tension

tinted neutral

a ink-black carrying the palette's own hue — perfect for surfaces and dividers

Using Duolingo Green Without Breaking Accessibility

  • Avoid #58CC02 for small UI elements on #FFFFFF — at 2.1:1 it misses the 3:1 WCAG threshold; darken it with a shade from the ramp below.
  • Don't set body copy in #FF4B4B on #FFFFFF — 3.3:1 fails WCAG AA; keep it for large decorative headings only.
  • Let #1CB0F6 carry sidebars, cards and footers — at a mid lightness it separates zones without stealing focus from #58CC02.

How to Implement the Duolingo Green Color Scheme

To use this Duolingo Green color palette in your web project, you can copy the following CSS variables or Tailwind CSS configuration. These roles ensure your UI maintains accessibility and visual hierarchy.

Option 1: CSS Variables

:root { 
  /* {name} Palette - ihatecolors.com */{'
'}  --color-bg: {colors[0]};{'
'}  --color-primary: {colors[1]};{'
'}  --color-secondary: {colors[2]};{'
'}  --color-text: {colors[3]};{'
'} {'}'}

Web Design Tip

Use #FFFFFF for the main background and #58CC02 for primary buttons. This creates a high-contrast focal point.

Accessibility Note

The contrast ratio between #FF4B4B and #FFFFFF is 3.30:1 (Fail). Ensure your body text remains legible.

Duolingo Green Palette — Frequently Asked Questions

What are the hex codes in the Duolingo Green color palette?

The Duolingo Green palette contains #FFFFFF, #58CC02, #1CB0F6, #FF4B4B. Click any swatch on this page to copy its value, or export all four at once as CSS variables, Tailwind config, SCSS or a Figma-ready list.

Is the Duolingo Green color palette accessible (WCAG)?

Yes for its strongest pairings: #FF4B4B on #FFFFFF reaches 3.3:1 (Fail). For body text always keep a 4.5:1 ratio and for large UI elements 3:1 — the full contrast matrix above shows the exact score for every color-on-color combination in this palette.

What colors go well with the Duolingo Green palette?

Beyond its own four colors, #7302CA, #0CC018, #151414 extend it naturally: the complementary hue for high-energy accents, an analogous neighbor for calm transitions, and a tinted neutral for surfaces. All three are computed from this palette's hues on the color wheel.

What mood does the Duolingo Green palette create?

Duolingo Green reads as playful, vibrant, educational. Saturated yellow-green drives the personality, grounded by neutral gray — a combination that works best when the very light base gets most of the canvas.

Can I use the Duolingo Green color palette commercially?

Yes. Individual color values can't be copyrighted, so the Duolingo Green palette is free for personal, client and commercial work — websites, branding, apps, print and social content, with no attribution required.

How do I add the Duolingo Green palette to Tailwind or CSS?

Use the export panel on this page: CSS variables, a Tailwind config block, SCSS variables, or a Figma copy list are generated from Duolingo Green's exact values, including the tint and shade ramps shown above.

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