black

#000000

#3783CF

#3783CF

Contrast Ratio

5.31:1

Delta E

70.58

Very Different

50:50 Mix

Color Values

Format #000000 #3783CF
HEX #000000 #3783CF
RGB 0, 0, 0 55, 131, 207
HSL 0.0, 0.0%, 0.0% 210.0, 61.3%, 51.4%
HSV 0.0, 0.0%, 0.0% 210.0, 73.4%, 81.2%
CMYK 0%, 0%, 0%, 100% 73.4%, 36.7%, 0.0%, 18.8%
OKLCH 0.0 0.0 0.0 0.5993 0.1381 251.3

Contrast & Accessibility

5.31:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3783CF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3783CF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3783CF);
background: linear-gradient(135deg, #000000, #3783CF);

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