black

#000000

#3973CE

#3973CE

Contrast Ratio

4.52:1

Delta E

72.89

Very Different

50:50 Mix

Color Values

Format #000000 #3973CE
HEX #000000 #3973CE
RGB 0, 0, 0 57, 115, 206
HSL 0.0, 0.0%, 0.0% 216.6, 60.3%, 51.6%
HSV 0.0, 0.0%, 0.0% 216.6, 72.3%, 80.8%
CMYK 0%, 0%, 0%, 100% 72.3%, 44.2%, 0.0%, 19.2%
OKLCH 0.0 0.0 0.0 0.5639 0.1534 259.2

Contrast & Accessibility

4.52:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3973CE → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3973CE

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3973CE);
background: linear-gradient(135deg, #000000, #3973CE);

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