black

#000000

#40D937

#40D937

Contrast Ratio

11.2:1

Delta E

120.93

Very Different

50:50 Mix

Color Values

Format #000000 #40D937
HEX #000000 #40D937
RGB 0, 0, 0 64, 217, 55
HSL 0.0, 0.0%, 0.0% 116.7, 68.1%, 53.3%
HSV 0.0, 0.0%, 0.0% 116.7, 74.7%, 85.1%
CMYK 0%, 0%, 0%, 100% 70.5%, 0.0%, 74.7%, 14.9%
OKLCH 0.0 0.0 0.0 0.7765 0.235 142.3

Contrast & Accessibility

11.2:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #40D937 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #40D937

Color Difference (Delta E)

120.93 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, #40D937);
background: linear-gradient(135deg, #000000, #40D937);

Explore Each Color

Related Comparisons