black

#000000

#3F7A71

#3F7A71

Contrast Ratio

4.23:1

Delta E

51.92

Very Different

50:50 Mix

Color Values

Format #000000 #3F7A71
HEX #000000 #3F7A71
RGB 0, 0, 0 63, 122, 113
HSL 0.0, 0.0%, 0.0% 170.8, 31.9%, 36.3%
HSV 0.0, 0.0%, 0.0% 170.8, 48.4%, 47.8%
CMYK 0%, 0%, 0%, 100% 48.4%, 0.0%, 7.4%, 52.2%
OKLCH 0.0 0.0 0.0 0.5368 0.0637 182.8

Contrast & Accessibility

4.23:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F7A71 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #3F7A71

Color Difference (Delta E)

51.92 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, #3F7A71);
background: linear-gradient(135deg, #000000, #3F7A71);

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