black

#000000

#66DA2F

#66DA2F

Contrast Ratio

11.63:1

Delta E

119.94

Very Different

50:50 Mix

Color Values

Format #000000 #66DA2F
HEX #000000 #66DA2F
RGB 0, 0, 0 102, 218, 47
HSL 0.0, 0.0%, 0.0% 100.7, 69.8%, 52.0%
HSV 0.0, 0.0%, 0.0% 100.7, 78.4%, 85.5%
CMYK 0%, 0%, 0%, 100% 53.2%, 0.0%, 78.4%, 14.5%
OKLCH 0.0 0.0 0.0 0.7901 0.2257 138.0

Contrast & Accessibility

11.63:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #66DA2F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #66DA2F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #66DA2F);
background: linear-gradient(135deg, #000000, #66DA2F);

Explore Each Color

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