black

#000000

#40FF73

#40FF73

Contrast Ratio

15.77:1

Delta E

127.39

Very Different

50:50 Mix

Color Values

Format #000000 #40FF73
HEX #000000 #40FF73
RGB 0, 0, 0 64, 255, 115
HSL 0.0, 0.0%, 0.0% 136.0, 100.0%, 62.5%
HSV 0.0, 0.0%, 0.0% 136.0, 74.9%, 100.0%
CMYK 0%, 0%, 0%, 100% 74.9%, 0.0%, 54.9%, 0.0%
OKLCH 0.0 0.0 0.0 0.8791 0.2365 147.6

Contrast & Accessibility

15.77:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #40FF73 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #40FF73

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #40FF73);
background: linear-gradient(135deg, #000000, #40FF73);

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