black

#000000

#347FCB

#347FCB

Contrast Ratio

5.04:1

Delta E

69.54

Very Different

50:50 Mix

Color Values

Format #000000 #347FCB
HEX #000000 #347FCB
RGB 0, 0, 0 52, 127, 203
HSL 0.0, 0.0%, 0.0% 210.2, 59.2%, 50.0%
HSV 0.0, 0.0%, 0.0% 210.2, 74.4%, 79.6%
CMYK 0%, 0%, 0%, 100% 74.4%, 37.4%, 0.0%, 20.4%
OKLCH 0.0 0.0 0.0 0.5869 0.1381 251.6

Contrast & Accessibility

5.04:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #347FCB → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #347FCB

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #347FCB);
background: linear-gradient(135deg, #000000, #347FCB);

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