black

#000000

#3F63B2

#3F63B2

Contrast Ratio

3.64:1

Delta E

64.26

Very Different

50:50 Mix

Color Values

Format #000000 #3F63B2
HEX #000000 #3F63B2
RGB 0, 0, 0 63, 99, 178
HSL 0.0, 0.0%, 0.0% 221.2, 47.7%, 47.3%
HSV 0.0, 0.0%, 0.0% 221.2, 64.6%, 69.8%
CMYK 0%, 0%, 0%, 100% 64.6%, 44.4%, 0.0%, 30.2%
OKLCH 0.0 0.0 0.0 0.5134 0.1318 263.9

Contrast & Accessibility

3.64:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F63B2 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F63B2

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F63B2);
background: linear-gradient(135deg, #000000, #3F63B2);

Explore Each Color

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