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Color Converter & WCAG Contrast Checker

A11y

Convert HEX, RGB, HSL, and HSV colors and evaluate WCAG 2.1 AA/AAA accessibility contrast ratios.

#38bdf8

Click color box to open native picker

Color Model Translations

HEX Code#38BDF8
RGB Formatrgb(56, 189, 248)
HSL Formathsl(198, 93%, 60%)

WCAG 2.1 Accessibility Contrast Evaluation

Evaluates contrast ratios against white and black backgrounds to ensure readable typography conforming to W3C standards.

On White Background (#FFFFFF)2.14:1

Sample Text: The quick brown fox jumps over the lazy dog.

AA Normal (4.5:1)
AA Large (3:1)
AAA Normal (7:1)
AAA Large (4.5:1)
On Dark Background (#000000)9.8:1

Sample Text: The quick brown fox jumps over the lazy dog.

AA Normal (4.5:1)
AA Large (3:1)
AAA Normal (7:1)
AAA Large (4.5:1)

About Color Converter & WCAG Contrast Checker

A color converter and accessibility checker translates color coordinates between various digital color models (HEX, RGB, HSL) and computes the relative luminance contrast ratio against backgrounds to guarantee compliance with WCAG 2.1 accessibility guidelines.

Zero-Upload Privacy Guarantee

Instant local color conversion ensures real-time responsiveness as you drag color sliders, with zero lag.

Client-Side Sandbox● 100% Air-Gapped

Key Capabilities & Features

Bidirectional conversion: HEX, RGB, HSL, HSV
WCAG 2.1 contrast ratio calculations (1:1 to 21:1)
Pass/Fail indicators for AA Normal Text (4.5:1), AA Large Text (3:1), AAA Normal (7:1), AAA Large (4.5:1)
Color harmony generator: Complementary, Analogous, and Triadic palettes
One-click copy for all color formats

How to use this WCAG contrast checker

1

Choose or Enter Color

Use the visual color picker or type a HEX code (#38bdf8), RGB, or HSL value.

2

Inspect Converted Models

Instantly view equivalent values in HEX, RGB, RGBA, HSL, HSLA, and HSV.

3

Test Accessibility Contrast

Evaluate contrast against White and Black backgrounds, and check WCAG AA/AAA pass/fail badges.

4

Explore Color Harmonies

Browse complementary, analogous, and monochromatic palette recommendations.

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Frequently Asked Questions

WCAG 2.1 Level AA requires a contrast ratio of at least 4.5:1 for normal body text and 3:1 for large text (18pt or 14pt bold).