black

#000000

#213BB8

#213BB8

Contrast Ratio

2.38:1

Delta E

83.83

Very Different

50:50 Mix

Color Values

Format #000000 #213BB8
HEX #000000 #213BB8
RGB 0, 0, 0 33, 59, 184
HSL 0.0, 0.0%, 0.0% 229.7, 69.6%, 42.5%
HSV 0.0, 0.0%, 0.0% 229.7, 82.1%, 72.2%
CMYK 0%, 0%, 0%, 100% 82.1%, 67.9%, 0.0%, 27.8%
OKLCH 0.0 0.0 0.0 0.4252 0.1975 267.3

Contrast & Accessibility

2.38:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #213BB8 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #213BB8

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #213BB8);
background: linear-gradient(135deg, #000000, #213BB8);

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