black

#000000

#347FD1

#347FD1

Contrast Ratio

5.1:1

Delta E

71.84

Very Different

50:50 Mix

Color Values

Format #000000 #347FD1
HEX #000000 #347FD1
RGB 0, 0, 0 52, 127, 209
HSL 0.0, 0.0%, 0.0% 211.3, 63.1%, 51.2%
HSV 0.0, 0.0%, 0.0% 211.3, 75.1%, 82.0%
CMYK 0%, 0%, 0%, 100% 75.1%, 39.2%, 0.0%, 18.0%
OKLCH 0.0 0.0 0.0 0.5905 0.1457 253.2

Contrast & Accessibility

5.1:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #347FD1 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #347FD1

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #347FD1);
background: linear-gradient(135deg, #000000, #347FD1);

Explore Each Color

Related Comparisons