black

#000000

#66C545

#66C545

Contrast Ratio

9.64:1

Delta E

103.22

Very Different

50:50 Mix

Color Values

Format #000000 #66C545
HEX #000000 #66C545
RGB 0, 0, 0 102, 197, 69
HSL 0.0, 0.0%, 0.0% 104.5, 52.5%, 52.2%
HSV 0.0, 0.0%, 0.0% 104.5, 65.0%, 77.3%
CMYK 0%, 0%, 0%, 100% 48.2%, 0.0%, 65.0%, 22.7%
OKLCH 0.0 0.0 0.0 0.7387 0.1878 138.7

Contrast & Accessibility

9.64:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #66C545 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #66C545

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #66C545);
background: linear-gradient(135deg, #000000, #66C545);

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