black

#000000

#3F731F

#3F731F

Contrast Ratio

3.68:1

Delta E

67.11

Very Different

50:50 Mix

Color Values

Format #000000 #3F731F
HEX #000000 #3F731F
RGB 0, 0, 0 63, 115, 31
HSL 0.0, 0.0%, 0.0% 97.1, 57.5%, 28.6%
HSV 0.0, 0.0%, 0.0% 97.1, 73.0%, 45.1%
CMYK 0%, 0%, 0%, 100% 45.2%, 0.0%, 73.0%, 54.9%
OKLCH 0.0 0.0 0.0 0.5009 0.1278 135.9

Contrast & Accessibility

3.68:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F731F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F731F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F731F);
background: linear-gradient(135deg, #000000, #3F731F);

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