black

#000000

#377FDA

#377FDA

Contrast Ratio

5.21:1

Delta E

75.46

Very Different

50:50 Mix

Color Values

Format #000000 #377FDA
HEX #000000 #377FDA
RGB 0, 0, 0 55, 127, 218
HSL 0.0, 0.0%, 0.0% 213.5, 68.8%, 53.5%
HSV 0.0, 0.0%, 0.0% 213.5, 74.8%, 85.5%
CMYK 0%, 0%, 0%, 100% 74.8%, 41.7%, 0.0%, 14.5%
OKLCH 0.0 0.0 0.0 0.5971 0.1563 255.8

Contrast & Accessibility

5.21:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #377FDA → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #377FDA

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #377FDA);
background: linear-gradient(135deg, #000000, #377FDA);

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