black

#000000

#63C1CF

#63C1CF

Contrast Ratio

10.06:1

Delta E

78.49

Very Different

50:50 Mix

Color Values

Format #000000 #63C1CF
HEX #000000 #63C1CF
RGB 0, 0, 0 99, 193, 207
HSL 0.0, 0.0%, 0.0% 187.8, 52.9%, 60.0%
HSV 0.0, 0.0%, 0.0% 187.8, 52.2%, 81.2%
CMYK 0%, 0%, 0%, 100% 52.2%, 6.8%, 0.0%, 18.8%
OKLCH 0.0 0.0 0.0 0.7587 0.0911 208.2

Contrast & Accessibility

10.06:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #63C1CF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #63C1CF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #63C1CF);
background: linear-gradient(135deg, #000000, #63C1CF);

Explore Each Color

Related Comparisons