black

#000000

#3FEE40

#3FEE40

Contrast Ratio

13.52:1

Delta E

130.35

Very Different

50:50 Mix

Color Values

Format #000000 #3FEE40
HEX #000000 #3FEE40
RGB 0, 0, 0 63, 238, 64
HSL 0.0, 0.0%, 0.0% 120.3, 83.7%, 59.0%
HSV 0.0, 0.0%, 0.0% 120.3, 73.5%, 93.3%
CMYK 0%, 0%, 0%, 100% 73.5%, 0.0%, 73.1%, 6.7%
OKLCH 0.0 0.0 0.0 0.8309 0.2527 142.9

Contrast & Accessibility

13.52:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3FEE40 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #3FEE40

Color Difference (Delta E)

130.35 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, #3FEE40);
background: linear-gradient(135deg, #000000, #3FEE40);

Explore Each Color

Related Comparisons