black

#000000

#81C7BF

#81C7BF

Contrast Ratio

10.86:1

Delta E

79.32

Very Different

50:50 Mix

Color Values

Format #000000 #81C7BF
HEX #000000 #81C7BF
RGB 0, 0, 0 129, 199, 191
HSL 0.0, 0.0%, 0.0% 173.1, 38.5%, 64.3%
HSV 0.0, 0.0%, 0.0% 173.1, 35.2%, 78.0%
CMYK 0%, 0%, 0%, 100% 35.2%, 0.0%, 4.0%, 22.0%
OKLCH 0.0 0.0 0.0 0.781 0.0716 186.7

Contrast & Accessibility

10.86:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #81C7BF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #81C7BF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #81C7BF);
background: linear-gradient(135deg, #000000, #81C7BF);

Explore Each Color

Related Comparisons