black

#000000

#378CC7

#378CC7

Contrast Ratio

5.74:1

Delta E

67.68

Very Different

50:50 Mix

Color Values

Format #000000 #378CC7
HEX #000000 #378CC7
RGB 0, 0, 0 55, 140, 199
HSL 0.0, 0.0%, 0.0% 204.6, 56.7%, 49.8%
HSV 0.0, 0.0%, 0.0% 204.6, 72.4%, 78.0%
CMYK 0%, 0%, 0%, 100% 72.4%, 29.6%, 0.0%, 22.0%
OKLCH 0.0 0.0 0.0 0.6156 0.1205 242.8

Contrast & Accessibility

5.74:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #378CC7 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #378CC7

Color Difference (Delta E)

67.68 Very Different
0 β€” Identical 5 β€” Similar 25 β€” Noticeable 100 β€” Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #378CC7);
background: linear-gradient(135deg, #000000, #378CC7);

Explore Each Color

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