black

#000000

#183AB7

#183AB7

Contrast Ratio

2.33:1

Delta E

83.83

Very Different

50:50 Mix

Color Values

Format #000000 #183AB7
HEX #000000 #183AB7
RGB 0, 0, 0 24, 58, 183
HSL 0.0, 0.0%, 0.0% 227.2, 76.8%, 40.6%
HSV 0.0, 0.0%, 0.0% 227.2, 86.9%, 71.8%
CMYK 0%, 0%, 0%, 100% 86.9%, 68.3%, 0.0%, 28.2%
OKLCH 0.0 0.0 0.0 0.4194 0.1994 265.6

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: #183AB7 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #183AB7

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, #183AB7);
background: linear-gradient(135deg, #000000, #183AB7);

Explore Each Color

Related Comparisons