black

#000000

#3F40DA

#3F40DA

Contrast Ratio

2.96:1

Delta E

99.49

Very Different

50:50 Mix

Color Values

Format #000000 #3F40DA
HEX #000000 #3F40DA
RGB 0, 0, 0 63, 64, 218
HSL 0.0, 0.0%, 0.0% 239.6, 67.7%, 55.1%
HSV 0.0, 0.0%, 0.0% 239.6, 71.1%, 85.5%
CMYK 0%, 0%, 0%, 100% 71.1%, 70.6%, 0.0%, 14.5%
OKLCH 0.0 0.0 0.0 0.4813 0.2267 273.6

Contrast & Accessibility

2.96:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F40DA → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F40DA

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F40DA);
background: linear-gradient(135deg, #000000, #3F40DA);

Explore Each Color

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