black

#000000

#66DC2F

#66DC2F

Contrast Ratio

11.84:1

Delta E

121.02

Very Different

50:50 Mix

Color Values

Format #000000 #66DC2F
HEX #000000 #66DC2F
RGB 0, 0, 0 102, 220, 47
HSL 0.0, 0.0%, 0.0% 100.9, 71.2%, 52.4%
HSV 0.0, 0.0%, 0.0% 100.9, 78.6%, 86.3%
CMYK 0%, 0%, 0%, 100% 53.6%, 0.0%, 78.6%, 13.7%
OKLCH 0.0 0.0 0.0 0.7951 0.228 138.1

Contrast & Accessibility

11.84:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #66DC2F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #66DC2F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #66DC2F);
background: linear-gradient(135deg, #000000, #66DC2F);

Explore Each Color

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