black

#000000

#3F72BA

#3F72BA

Contrast Ratio

4.33:1

Delta E

64.62

Very Different

50:50 Mix

Color Values

Format #000000 #3F72BA
HEX #000000 #3F72BA
RGB 0, 0, 0 63, 114, 186
HSL 0.0, 0.0%, 0.0% 215.1, 49.4%, 48.8%
HSV 0.0, 0.0%, 0.0% 215.1, 66.1%, 72.9%
CMYK 0%, 0%, 0%, 100% 66.1%, 38.7%, 0.0%, 27.1%
OKLCH 0.0 0.0 0.0 0.5516 0.1255 257.3

Contrast & Accessibility

4.33:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F72BA → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F72BA

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F72BA);
background: linear-gradient(135deg, #000000, #3F72BA);

Explore Each Color

Related Comparisons