black

#000000

#213BA1

#213BA1

Contrast Ratio

2.2:1

Delta E

70.96

Very Different

50:50 Mix

Color Values

Format #000000 #213BA1
HEX #000000 #213BA1
RGB 0, 0, 0 33, 59, 161
HSL 0.0, 0.0%, 0.0% 227.8, 66.0%, 38.0%
HSV 0.0, 0.0%, 0.0% 227.8, 79.5%, 63.1%
CMYK 0%, 0%, 0%, 100% 79.5%, 63.4%, 0.0%, 36.9%
OKLCH 0.0 0.0 0.0 0.403 0.1675 267.1

Contrast & Accessibility

2.2:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #213BA1 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #213BA1

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #213BA1);
background: linear-gradient(135deg, #000000, #213BA1);

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