black

#000000

#399FCA

#399FCA

Contrast Ratio

6.99:1

Delta E

70.39

Very Different

50:50 Mix

Color Values

Format #000000 #399FCA
HEX #000000 #399FCA
RGB 0, 0, 0 57, 159, 202
HSL 0.0, 0.0%, 0.0% 197.8, 57.8%, 50.8%
HSV 0.0, 0.0%, 0.0% 197.8, 71.8%, 79.2%
CMYK 0%, 0%, 0%, 100% 71.8%, 21.3%, 0.0%, 20.8%
OKLCH 0.0 0.0 0.0 0.6624 0.1116 230.1

Contrast & Accessibility

6.99:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #399FCA → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #399FCA

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #399FCA);
background: linear-gradient(135deg, #000000, #399FCA);

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