black

#000000

#66CF8B

#66CF8B

Contrast Ratio

10.86:1

Delta E

91.7

Very Different

50:50 Mix

Color Values

Format #000000 #66CF8B
HEX #000000 #66CF8B
RGB 0, 0, 0 102, 207, 139
HSL 0.0, 0.0%, 0.0% 141.1, 52.2%, 60.6%
HSV 0.0, 0.0%, 0.0% 141.1, 50.7%, 81.2%
CMYK 0%, 0%, 0%, 100% 50.7%, 0.0%, 32.9%, 18.8%
OKLCH 0.0 0.0 0.0 0.7742 0.1388 153.3

Contrast & Accessibility

10.86:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #66CF8B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #66CF8B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #66CF8B);
background: linear-gradient(135deg, #000000, #66CF8B);

Explore Each Color

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