black

#000000

#51CE81

#51CE81

Contrast Ratio

10.5:1

Delta E

95.04

Very Different

50:50 Mix

Color Values

Format #000000 #51CE81
HEX #000000 #51CE81
RGB 0, 0, 0 81, 206, 129
HSL 0.0, 0.0%, 0.0% 143.0, 56.1%, 56.3%
HSV 0.0, 0.0%, 0.0% 143.0, 60.7%, 80.8%
CMYK 0%, 0%, 0%, 100% 60.7%, 0.0%, 37.4%, 19.2%
OKLCH 0.0 0.0 0.0 0.7623 0.1571 153.3

Contrast & Accessibility

10.5:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #51CE81 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #51CE81

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #51CE81);
background: linear-gradient(135deg, #000000, #51CE81);

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