black

#000000

#57CFDA

#57CFDA

Contrast Ratio

11.34:1

Delta E

84.22

Very Different

50:50 Mix

Color Values

Format #000000 #57CFDA
HEX #000000 #57CFDA
RGB 0, 0, 0 87, 207, 218
HSL 0.0, 0.0%, 0.0% 185.0, 63.9%, 59.8%
HSV 0.0, 0.0%, 0.0% 185.0, 60.1%, 85.5%
CMYK 0%, 0%, 0%, 100% 60.1%, 5.0%, 0.0%, 14.5%
OKLCH 0.0 0.0 0.0 0.7911 0.1073 203.6

Contrast & Accessibility

11.34:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #57CFDA → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #57CFDA

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #57CFDA);
background: linear-gradient(135deg, #000000, #57CFDA);

Explore Each Color

Related Comparisons