black

#000000

#3644AB

#3644AB

Contrast Ratio

2.57:1

Delta E

72.24

Very Different

50:50 Mix

Color Values

Format #000000 #3644AB
HEX #000000 #3644AB
RGB 0, 0, 0 54, 68, 171
HSL 0.0, 0.0%, 0.0% 232.8, 52.0%, 44.1%
HSV 0.0, 0.0%, 0.0% 232.8, 68.4%, 67.1%
CMYK 0%, 0%, 0%, 100% 68.4%, 60.2%, 0.0%, 32.9%
OKLCH 0.0 0.0 0.0 0.4397 0.1642 271.9

Contrast & Accessibility

2.57:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3644AB → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3644AB

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3644AB);
background: linear-gradient(135deg, #000000, #3644AB);

Explore Each Color

Related Comparisons