black

#000000

#288C34

#288C34

Contrast Ratio

4.89:1

Delta E

79.22

Very Different

50:50 Mix

Color Values

Format #000000 #288C34
HEX #000000 #288C34
RGB 0, 0, 0 40, 140, 52
HSL 0.0, 0.0%, 0.0% 127.2, 55.6%, 35.3%
HSV 0.0, 0.0%, 0.0% 127.2, 71.4%, 54.9%
CMYK 0%, 0%, 0%, 100% 71.4%, 0.0%, 62.9%, 45.1%
OKLCH 0.0 0.0 0.0 0.5638 0.1552 144.9

Contrast & Accessibility

4.89:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #288C34 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #288C34

Color Difference (Delta E)

79.22 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, #288C34);
background: linear-gradient(135deg, #000000, #288C34);

Explore Each Color

Related Comparisons