black

#000000

#66C539

#66C539

Contrast Ratio

9.61:1

Delta E

106.14

Very Different

50:50 Mix

Color Values

Format #000000 #66C539
HEX #000000 #66C539
RGB 0, 0, 0 102, 197, 57
HSL 0.0, 0.0%, 0.0% 100.7, 55.1%, 49.8%
HSV 0.0, 0.0%, 0.0% 100.7, 71.1%, 77.3%
CMYK 0%, 0%, 0%, 100% 48.2%, 0.0%, 71.1%, 22.7%
OKLCH 0.0 0.0 0.0 0.7377 0.1959 137.5

Contrast & Accessibility

9.61:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #66C539 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #66C539

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #66C539);
background: linear-gradient(135deg, #000000, #66C539);

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