black

#000000

#81EC39

#81EC39

Contrast Ratio

13.99:1

Delta E

125.41

Very Different

50:50 Mix

Color Values

Format #000000 #81EC39
HEX #000000 #81EC39
RGB 0, 0, 0 129, 236, 57
HSL 0.0, 0.0%, 0.0% 95.9, 82.5%, 57.5%
HSV 0.0, 0.0%, 0.0% 95.9, 75.8%, 92.5%
CMYK 0%, 0%, 0%, 100% 45.3%, 0.0%, 75.8%, 7.5%
OKLCH 0.0 0.0 0.0 0.8464 0.229 135.9

Contrast & Accessibility

13.99:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #81EC39 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #81EC39

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #81EC39);
background: linear-gradient(135deg, #000000, #81EC39);

Explore Each Color

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