black

#000000

#3F734C

#3F734C

Contrast Ratio

3.77:1

Delta E

53.99

Very Different

50:50 Mix

Color Values

Format #000000 #3F734C
HEX #000000 #3F734C
RGB 0, 0, 0 63, 115, 76
HSL 0.0, 0.0%, 0.0% 135.0, 29.2%, 34.9%
HSV 0.0, 0.0%, 0.0% 135.0, 45.2%, 45.1%
CMYK 0%, 0%, 0%, 100% 45.2%, 0.0%, 33.9%, 54.9%
OKLCH 0.0 0.0 0.0 0.5079 0.0836 150.6

Contrast & Accessibility

3.77:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F734C → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F734C

Color Difference (Delta E)

53.99 Very Different
0 — Identical 5 — Similar 25 — Noticeable 100 — Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F734C);
background: linear-gradient(135deg, #000000, #3F734C);

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