black

#000000

#66F3CC

#66F3CC

Contrast Ratio

15.26:1

Delta E

99.85

Very Different

50:50 Mix

Color Values

Format #000000 #66F3CC
HEX #000000 #66F3CC
RGB 0, 0, 0 102, 243, 204
HSL 0.0, 0.0%, 0.0% 163.4, 85.5%, 67.6%
HSV 0.0, 0.0%, 0.0% 163.4, 58.0%, 95.3%
CMYK 0%, 0%, 0%, 100% 58.0%, 0.0%, 16.0%, 4.7%
OKLCH 0.0 0.0 0.0 0.8763 0.1349 171.9

Contrast & Accessibility

15.26:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #66F3CC → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #66F3CC

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #66F3CC);
background: linear-gradient(135deg, #000000, #66F3CC);

Explore Each Color

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