black

#000000

#3F4F71

#3F4F71

Contrast Ratio

2.57:1

Delta E

40.09

Very Different

50:50 Mix

Color Values

Format #000000 #3F4F71
HEX #000000 #3F4F71
RGB 0, 0, 0 63, 79, 113
HSL 0.0, 0.0%, 0.0% 220.8, 28.4%, 34.5%
HSV 0.0, 0.0%, 0.0% 220.8, 44.2%, 44.3%
CMYK 0%, 0%, 0%, 100% 44.2%, 30.1%, 0.0%, 55.7%
OKLCH 0.0 0.0 0.0 0.4291 0.0603 264.6

Contrast & Accessibility

2.57:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F4F71 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F4F71

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F4F71);
background: linear-gradient(135deg, #000000, #3F4F71);

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