black

#000000

#63CFD9

#63CFD9

Contrast Ratio

11.46:1

Delta E

83.67

Very Different

50:50 Mix

Color Values

Format #000000 #63CFD9
HEX #000000 #63CFD9
RGB 0, 0, 0 99, 207, 217
HSL 0.0, 0.0%, 0.0% 185.1, 60.8%, 62.0%
HSV 0.0, 0.0%, 0.0% 185.1, 54.4%, 85.1%
CMYK 0%, 0%, 0%, 100% 54.4%, 4.6%, 0.0%, 14.9%
OKLCH 0.0 0.0 0.0 0.7949 0.0999 203.5

Contrast & Accessibility

11.46:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #63CFD9 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #63CFD9

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #63CFD9);
background: linear-gradient(135deg, #000000, #63CFD9);

Explore Each Color

Related Comparisons