black

#000000

#21337F

#21337F

Contrast Ratio

1.84:1

Delta E

55.42

Very Different

50:50 Mix

Color Values

Format #000000 #21337F
HEX #000000 #21337F
RGB 0, 0, 0 33, 51, 127
HSL 0.0, 0.0%, 0.0% 228.5, 58.8%, 31.4%
HSV 0.0, 0.0%, 0.0% 228.5, 74.0%, 49.8%
CMYK 0%, 0%, 0%, 100% 74.0%, 59.8%, 0.0%, 50.2%
OKLCH 0.0 0.0 0.0 0.3562 0.1302 268.7

Contrast & Accessibility

1.84:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #21337F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #21337F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #21337F);
background: linear-gradient(135deg, #000000, #21337F);

Explore Each Color

Related Comparisons