black

#000000

#437FCD

#437FCD

Contrast Ratio

5.16:1

Delta E

70.26

Very Different

50:50 Mix

Color Values

Format #000000 #437FCD
HEX #000000 #437FCD
RGB 0, 0, 0 67, 127, 205
HSL 0.0, 0.0%, 0.0% 213.9, 58.0%, 53.3%
HSV 0.0, 0.0%, 0.0% 213.9, 67.3%, 80.4%
CMYK 0%, 0%, 0%, 100% 67.3%, 38.0%, 0.0%, 19.6%
OKLCH 0.0 0.0 0.0 0.5936 0.1353 255.9

Contrast & Accessibility

5.16:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #437FCD → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #437FCD

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #437FCD);
background: linear-gradient(135deg, #000000, #437FCD);

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