black

#000000

#81C431

#81C431

Contrast Ratio

9.87:1

Delta E

105.11

Very Different

50:50 Mix

Color Values

Format #000000 #81C431
HEX #000000 #81C431
RGB 0, 0, 0 129, 196, 49
HSL 0.0, 0.0%, 0.0% 87.3, 60.0%, 48.0%
HSV 0.0, 0.0%, 0.0% 87.3, 75.0%, 76.9%
CMYK 0%, 0%, 0%, 100% 34.2%, 0.0%, 75.0%, 23.1%
OKLCH 0.0 0.0 0.0 0.7481 0.1858 131.4

Contrast & Accessibility

9.87:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #81C431 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #81C431

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #81C431);
background: linear-gradient(135deg, #000000, #81C431);

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