black

#000000

#40DF4F

#40DF4F

Contrast Ratio

11.89:1

Delta E

118.71

Very Different

50:50 Mix

Color Values

Format #000000 #40DF4F
HEX #000000 #40DF4F
RGB 0, 0, 0 64, 223, 79
HSL 0.0, 0.0%, 0.0% 125.7, 71.3%, 56.3%
HSV 0.0, 0.0%, 0.0% 125.7, 71.3%, 87.5%
CMYK 0%, 0%, 0%, 100% 71.3%, 0.0%, 64.6%, 12.5%
OKLCH 0.0 0.0 0.0 0.7939 0.2268 144.3

Contrast & Accessibility

11.89:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #40DF4F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #40DF4F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #40DF4F);
background: linear-gradient(135deg, #000000, #40DF4F);

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