black

#000000

#3F445F

#3F445F

Contrast Ratio

2.2:1

Delta E

34.2

Very Different

50:50 Mix

Color Values

Format #000000 #3F445F
HEX #000000 #3F445F
RGB 0, 0, 0 63, 68, 95
HSL 0.0, 0.0%, 0.0% 230.6, 20.3%, 31.0%
HSV 0.0, 0.0%, 0.0% 230.6, 33.7%, 37.3%
CMYK 0%, 0%, 0%, 100% 33.7%, 28.4%, 0.0%, 62.7%
OKLCH 0.0 0.0 0.0 0.3937 0.0462 276.0

Contrast & Accessibility

2.2:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F445F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F445F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F445F);
background: linear-gradient(135deg, #000000, #3F445F);

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