black

#000000

#81C9AF

#81C9AF

Contrast Ratio

10.91:1

Delta E

81.11

Very Different

50:50 Mix

Color Values

Format #000000 #81C9AF
HEX #000000 #81C9AF
RGB 0, 0, 0 129, 201, 175
HSL 0.0, 0.0%, 0.0% 158.3, 40.0%, 64.7%
HSV 0.0, 0.0%, 0.0% 158.3, 35.8%, 78.8%
CMYK 0%, 0%, 0%, 100% 35.8%, 0.0%, 12.9%, 21.2%
OKLCH 0.0 0.0 0.0 0.7809 0.0818 169.3

Contrast & Accessibility

10.91:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #81C9AF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #81C9AF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #81C9AF);
background: linear-gradient(135deg, #000000, #81C9AF);

Explore Each Color

Related Comparisons