black

#000000

#183F8E

#183F8E

Contrast Ratio

2.14:1

Delta E

58.25

Very Different

50:50 Mix

Color Values

Format #000000 #183F8E
HEX #000000 #183F8E
RGB 0, 0, 0 24, 63, 142
HSL 0.0, 0.0%, 0.0% 220.2, 71.1%, 32.5%
HSV 0.0, 0.0%, 0.0% 220.2, 83.1%, 55.7%
CMYK 0%, 0%, 0%, 100% 83.1%, 55.6%, 0.0%, 44.3%
OKLCH 0.0 0.0 0.0 0.391 0.1386 262.3

Contrast & Accessibility

2.14:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #183F8E → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #183F8E

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #183F8E);
background: linear-gradient(135deg, #000000, #183F8E);

Explore Each Color

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