black

#000000

#183DA2

#183DA2

Contrast Ratio

2.23:1

Delta E

70.52

Very Different

50:50 Mix

Color Values

Format #000000 #183DA2
HEX #000000 #183DA2
RGB 0, 0, 0 24, 61, 162
HSL 0.0, 0.0%, 0.0% 223.9, 74.2%, 36.5%
HSV 0.0, 0.0%, 0.0% 223.9, 85.2%, 63.5%
CMYK 0%, 0%, 0%, 100% 85.2%, 62.3%, 0.0%, 36.5%
OKLCH 0.0 0.0 0.0 0.4045 0.1687 264.5

Contrast & Accessibility

2.23:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #183DA2 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #183DA2

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #183DA2);
background: linear-gradient(135deg, #000000, #183DA2);

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