black

#000000

#66BDCD

#66BDCD

Contrast Ratio

9.73:1

Delta E

76.94

Very Different

50:50 Mix

Color Values

Format #000000 #66BDCD
HEX #000000 #66BDCD
RGB 0, 0, 0 102, 189, 205
HSL 0.0, 0.0%, 0.0% 189.3, 50.7%, 60.2%
HSV 0.0, 0.0%, 0.0% 189.3, 50.2%, 80.4%
CMYK 0%, 0%, 0%, 100% 50.2%, 7.8%, 0.0%, 19.6%
OKLCH 0.0 0.0 0.0 0.7499 0.0868 210.9

Contrast & Accessibility

9.73:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #66BDCD → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #66BDCD

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

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

Explore Each Color

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