black

#000000

#66CBA5

#66CBA5

Contrast Ratio

10.65:1

Delta E

84.89

Very Different

50:50 Mix

Color Values

Format #000000 #66CBA5
HEX #000000 #66CBA5
RGB 0, 0, 0 102, 203, 165
HSL 0.0, 0.0%, 0.0% 157.4, 49.3%, 59.8%
HSV 0.0, 0.0%, 0.0% 157.4, 49.8%, 79.6%
CMYK 0%, 0%, 0%, 100% 49.8%, 0.0%, 18.7%, 20.4%
OKLCH 0.0 0.0 0.0 0.7705 0.1108 166.6

Contrast & Accessibility

10.65:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #66CBA5 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #66CBA5

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #66CBA5);
background: linear-gradient(135deg, #000000, #66CBA5);

Explore Each Color

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