black

#000000

#183D80

#183D80

Contrast Ratio

2.02:1

Delta E

51.3

Very Different

50:50 Mix

Color Values

Format #000000 #183D80
HEX #000000 #183D80
RGB 0, 0, 0 24, 61, 128
HSL 0.0, 0.0%, 0.0% 218.7, 68.4%, 29.8%
HSV 0.0, 0.0%, 0.0% 218.7, 81.2%, 50.2%
CMYK 0%, 0%, 0%, 100% 81.2%, 52.3%, 0.0%, 49.8%
OKLCH 0.0 0.0 0.0 0.375 0.1212 261.1

Contrast & Accessibility

2.02:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #183D80 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #183D80

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #183D80);
background: linear-gradient(135deg, #000000, #183D80);

Explore Each Color

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