black

#000000

#233F8A

#233F8A

Contrast Ratio

2.15:1

Delta E

56.04

Very Different

50:50 Mix

Color Values

Format #000000 #233F8A
HEX #000000 #233F8A
RGB 0, 0, 0 35, 63, 138
HSL 0.0, 0.0%, 0.0% 223.7, 59.5%, 33.9%
HSV 0.0, 0.0%, 0.0% 223.7, 74.6%, 54.1%
CMYK 0%, 0%, 0%, 100% 74.6%, 54.3%, 0.0%, 45.9%
OKLCH 0.0 0.0 0.0 0.3921 0.1297 265.4

Contrast & Accessibility

2.15:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #233F8A → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #233F8A

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #233F8A);
background: linear-gradient(135deg, #000000, #233F8A);

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