black

#000000

#51ADCF

#51ADCF

Contrast Ratio

8.23:1

Delta E

73.38

Very Different

50:50 Mix

Color Values

Format #000000 #51ADCF
HEX #000000 #51ADCF
RGB 0, 0, 0 81, 173, 207
HSL 0.0, 0.0%, 0.0% 196.2, 56.8%, 56.5%
HSV 0.0, 0.0%, 0.0% 196.2, 60.9%, 81.2%
CMYK 0%, 0%, 0%, 100% 60.9%, 16.4%, 0.0%, 18.8%
OKLCH 0.0 0.0 0.0 0.7052 0.0999 225.2

Contrast & Accessibility

8.23:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #51ADCF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #51ADCF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #51ADCF);
background: linear-gradient(135deg, #000000, #51ADCF);

Explore Each Color

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