Contrast checker

Your colors
Click a color to adjust it. Paste any HEX, RGB, HSL or OKLCH value.

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78%
63%
136°
#69D700 on #FFFFFF
Is this text readable on this background?

Large heading

Body text at 16px. Readable text helps everyone, including people with low vision and anyone reading a screen in bright sunlight.

Small print at 12px is the hardest to read.

Results

WCAG 2.2 ratio1.85:1
APCA contrastLc 34Placeholders and disabled text
  • Body text · AA4.5:1Fail
  • Large text · AA3:1Fail
  • Icons and borders · AA3:1Fail
  • Body text · AAA7:1Fail
  • Large text · AAA4.5:1Fail

Large text is 24px, or 18.5px bold. APCA is the newer method planned for WCAG 3; a negative Lc means light text on a dark background.

Make it pass

The closest colors that pass. Only lightness changes.

  • Change the text#69D700#3F8600· 4.54:1
  • Change the background#FFFFFF#4D4D4D· 4.56:1

Contrast 1.85 to 1, fails AA for body text