black

#000000

#1F45AB

#1F45AB

Contrast Ratio

2.5:1

Delta E

71.65

Very Different

50:50 Mix

Color Values

Format #000000 #1F45AB
HEX #000000 #1F45AB
RGB 0, 0, 0 31, 69, 171
HSL 0.0, 0.0%, 0.0% 223.7, 69.3%, 39.6%
HSV 0.0, 0.0%, 0.0% 223.7, 81.9%, 67.1%
CMYK 0%, 0%, 0%, 100% 81.9%, 59.6%, 0.0%, 32.9%
OKLCH 0.0 0.0 0.0 0.4309 0.1692 264.6

Contrast & Accessibility

2.5:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #1F45AB → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #1F45AB

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #1F45AB);
background: linear-gradient(135deg, #000000, #1F45AB);

Explore Each Color

Related Comparisons