black

#000000

#233F7B

#233F7B

Contrast Ratio

2.07:1

Delta E

47.81

Very Different

50:50 Mix

Color Values

Format #000000 #233F7B
HEX #000000 #233F7B
RGB 0, 0, 0 35, 63, 123
HSL 0.0, 0.0%, 0.0% 220.9, 55.7%, 31.0%
HSV 0.0, 0.0%, 0.0% 220.9, 71.5%, 48.2%
CMYK 0%, 0%, 0%, 100% 71.5%, 48.8%, 0.0%, 51.8%
OKLCH 0.0 0.0 0.0 0.3804 0.1076 263.4

Contrast & Accessibility

2.07:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #233F7B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #233F7B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #233F7B);
background: linear-gradient(135deg, #000000, #233F7B);

Explore Each Color

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