black

#000000

#183C7B

#183C7B

Contrast Ratio

1.97:1

Delta E

48.93

Very Different

50:50 Mix

Color Values

Format #000000 #183C7B
HEX #000000 #183C7B
RGB 0, 0, 0 24, 60, 123
HSL 0.0, 0.0%, 0.0% 218.2, 67.3%, 28.8%
HSV 0.0, 0.0%, 0.0% 218.2, 80.5%, 48.2%
CMYK 0%, 0%, 0%, 100% 80.5%, 51.2%, 0.0%, 51.8%
OKLCH 0.0 0.0 0.0 0.3687 0.1152 260.7

Contrast & Accessibility

1.97:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #183C7B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #183C7B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #183C7B);
background: linear-gradient(135deg, #000000, #183C7B);

Explore Each Color

Related Comparisons