black

#000000

#21379B

#21379B

Contrast Ratio

2.08:1

Delta E

69.6

Very Different

50:50 Mix

Color Values

Format #000000 #21379B
HEX #000000 #21379B
RGB 0, 0, 0 33, 55, 155
HSL 0.0, 0.0%, 0.0% 229.2, 64.9%, 36.9%
HSV 0.0, 0.0%, 0.0% 229.2, 78.7%, 60.8%
CMYK 0%, 0%, 0%, 100% 78.7%, 64.5%, 0.0%, 39.2%
OKLCH 0.0 0.0 0.0 0.3898 0.1643 268.0

Contrast & Accessibility

2.08:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #21379B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #21379B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #21379B);
background: linear-gradient(135deg, #000000, #21379B);

Explore Each Color

Related Comparisons