black

#000000

#66DFFD

#66DFFD

Contrast Ratio

13.54:1

Delta E

90.52

Very Different

50:50 Mix

Color Values

Format #000000 #66DFFD
HEX #000000 #66DFFD
RGB 0, 0, 0 102, 223, 253
HSL 0.0, 0.0%, 0.0% 191.9, 97.4%, 69.6%
HSV 0.0, 0.0%, 0.0% 191.9, 59.7%, 99.2%
CMYK 0%, 0%, 0%, 100% 59.7%, 11.9%, 0.0%, 0.8%
OKLCH 0.0 0.0 0.0 0.8458 0.1153 216.6

Contrast & Accessibility

13.54:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #66DFFD → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #66DFFD

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

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

Explore Each Color

Related Comparisons