black

#000000

#304AB2

#304AB2

Contrast Ratio

2.75:1

Delta E

73.25

Very Different

50:50 Mix

Color Values

Format #000000 #304AB2
HEX #000000 #304AB2
RGB 0, 0, 0 48, 74, 178
HSL 0.0, 0.0%, 0.0% 228.0, 57.5%, 44.3%
HSV 0.0, 0.0%, 0.0% 228.0, 73.0%, 69.8%
CMYK 0%, 0%, 0%, 100% 73.0%, 58.4%, 0.0%, 30.2%
OKLCH 0.0 0.0 0.0 0.454 0.1679 268.2

Contrast & Accessibility

2.75:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #304AB2 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #304AB2

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #304AB2);
background: linear-gradient(135deg, #000000, #304AB2);

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