black

#000000

#51D8CD

#51D8CD

Contrast Ratio

12.05:1

Delta E

88.39

Very Different

50:50 Mix

Color Values

Format #000000 #51D8CD
HEX #000000 #51D8CD
RGB 0, 0, 0 81, 216, 205
HSL 0.0, 0.0%, 0.0% 175.1, 63.4%, 58.2%
HSV 0.0, 0.0%, 0.0% 175.1, 62.5%, 84.7%
CMYK 0%, 0%, 0%, 100% 62.5%, 0.0%, 5.1%, 15.3%
OKLCH 0.0 0.0 0.0 0.8063 0.1173 187.5

Contrast & Accessibility

12.05:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #51D8CD → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #51D8CD

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #51D8CD);
background: linear-gradient(135deg, #000000, #51D8CD);

Explore Each Color

Related Comparisons