black

#000000

#63FDF4

#63FDF4

Contrast Ratio

16.89:1

Delta E

101.09

Very Different

50:50 Mix

Color Values

Format #000000 #63FDF4
HEX #000000 #63FDF4
RGB 0, 0, 0 99, 253, 244
HSL 0.0, 0.0%, 0.0% 176.5, 97.5%, 69.0%
HSV 0.0, 0.0%, 0.0% 176.5, 60.9%, 99.2%
CMYK 0%, 0%, 0%, 100% 60.9%, 0.0%, 3.6%, 0.8%
OKLCH 0.0 0.0 0.0 0.9104 0.1299 189.7

Contrast & Accessibility

16.89:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #63FDF4 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #63FDF4

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #63FDF4);
background: linear-gradient(135deg, #000000, #63FDF4);

Explore Each Color

Related Comparisons