black

#000000

#233F71

#233F71

Contrast Ratio

2.02:1

Delta E

42.56

Very Different

50:50 Mix

Color Values

Format #000000 #233F71
HEX #000000 #233F71
RGB 0, 0, 0 35, 63, 113
HSL 0.0, 0.0%, 0.0% 218.5, 52.7%, 29.0%
HSV 0.0, 0.0%, 0.0% 218.5, 69.0%, 44.3%
CMYK 0%, 0%, 0%, 100% 69.0%, 44.2%, 0.0%, 55.7%
OKLCH 0.0 0.0 0.0 0.3732 0.0925 261.1

Contrast & Accessibility

2.02:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #233F71 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #233F71

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #233F71);
background: linear-gradient(135deg, #000000, #233F71);

Explore Each Color

Related Comparisons