black

#000000

#305DB3

#305DB3

Contrast Ratio

3.34:1

Delta E

66.35

Very Different

50:50 Mix

Color Values

Format #000000 #305DB3
HEX #000000 #305DB3
RGB 0, 0, 0 48, 93, 179
HSL 0.0, 0.0%, 0.0% 219.4, 57.7%, 44.5%
HSV 0.0, 0.0%, 0.0% 219.4, 73.2%, 70.2%
CMYK 0%, 0%, 0%, 100% 73.2%, 48.0%, 0.0%, 29.8%
OKLCH 0.0 0.0 0.0 0.4941 0.1456 261.8

Contrast & Accessibility

3.34:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #305DB3 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #305DB3

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #305DB3);
background: linear-gradient(135deg, #000000, #305DB3);

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