black

#000000

#40EF43

#40EF43

Contrast Ratio

13.65:1

Delta E

130.17

Very Different

50:50 Mix

Color Values

Format #000000 #40EF43
HEX #000000 #40EF43
RGB 0, 0, 0 64, 239, 67
HSL 0.0, 0.0%, 0.0% 121.0, 84.5%, 59.4%
HSV 0.0, 0.0%, 0.0% 121.0, 73.2%, 93.7%
CMYK 0%, 0%, 0%, 100% 73.2%, 0.0%, 72.0%, 6.3%
OKLCH 0.0 0.0 0.0 0.8339 0.2519 143.1

Contrast & Accessibility

13.65:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #40EF43 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #40EF43

Color Difference (Delta E)

130.17 Very Different
0 β€” Identical 5 β€” Similar 25 β€” Noticeable 100 β€” Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #40EF43);
background: linear-gradient(135deg, #000000, #40EF43);

Explore Each Color

Related Comparisons