black

#000000

#66C4BC

#66C4BC

Contrast Ratio

10.19:1

Delta E

79.46

Very Different

50:50 Mix

Color Values

Format #000000 #66C4BC
HEX #000000 #66C4BC
RGB 0, 0, 0 102, 196, 188
HSL 0.0, 0.0%, 0.0% 174.9, 44.3%, 58.4%
HSV 0.0, 0.0%, 0.0% 174.9, 48.0%, 76.9%
CMYK 0%, 0%, 0%, 100% 48.0%, 0.0%, 4.1%, 23.1%
OKLCH 0.0 0.0 0.0 0.7605 0.0905 188.2

Contrast & Accessibility

10.19:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #66C4BC → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #66C4BC

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #66C4BC);
background: linear-gradient(135deg, #000000, #66C4BC);

Explore Each Color

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