black

#000000

#66F1CB

#66F1CB

Contrast Ratio

15.01:1

Delta E

99.0

Very Different

50:50 Mix

Color Values

Format #000000 #66F1CB
HEX #000000 #66F1CB
RGB 0, 0, 0 102, 241, 203
HSL 0.0, 0.0%, 0.0% 163.6, 83.2%, 67.3%
HSV 0.0, 0.0%, 0.0% 163.6, 57.7%, 94.5%
CMYK 0%, 0%, 0%, 100% 57.7%, 0.0%, 15.8%, 5.5%
OKLCH 0.0 0.0 0.0 0.8713 0.1332 172.2

Contrast & Accessibility

15.01:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #66F1CB → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #66F1CB

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #66F1CB);
background: linear-gradient(135deg, #000000, #66F1CB);

Explore Each Color

Related Comparisons