black

#000000

#303AAD

#303AAD

Contrast Ratio

2.33:1

Delta E

78.2

Very Different

50:50 Mix

Color Values

Format #000000 #303AAD
HEX #000000 #303AAD
RGB 0, 0, 0 48, 58, 173
HSL 0.0, 0.0%, 0.0% 235.2, 56.6%, 43.3%
HSV 0.0, 0.0%, 0.0% 235.2, 72.3%, 67.8%
CMYK 0%, 0%, 0%, 100% 72.3%, 66.5%, 0.0%, 32.2%
OKLCH 0.0 0.0 0.0 0.4199 0.1806 272.0

Contrast & Accessibility

2.33:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #303AAD → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #303AAD

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #303AAD);
background: linear-gradient(135deg, #000000, #303AAD);

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