black

#000000

#66CF59

#66CF59

Contrast Ratio

10.63:1

Delta E

103.93

Very Different

50:50 Mix

Color Values

Format #000000 #66CF59
HEX #000000 #66CF59
RGB 0, 0, 0 102, 207, 89
HSL 0.0, 0.0%, 0.0% 113.4, 55.1%, 58.0%
HSV 0.0, 0.0%, 0.0% 113.4, 57.0%, 81.2%
CMYK 0%, 0%, 0%, 100% 50.7%, 0.0%, 57.0%, 18.8%
OKLCH 0.0 0.0 0.0 0.766 0.185 141.5

Contrast & Accessibility

10.63:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #66CF59 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #66CF59

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #66CF59);
background: linear-gradient(135deg, #000000, #66CF59);

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