black

#000000

#21ACAE

#21ACAE

Contrast Ratio

7.58:1

Delta E

73.12

Very Different

50:50 Mix

Color Values

Format #000000 #21ACAE
HEX #000000 #21ACAE
RGB 0, 0, 0 33, 172, 174
HSL 0.0, 0.0%, 0.0% 180.9, 68.1%, 40.6%
HSV 0.0, 0.0%, 0.0% 180.9, 81.0%, 68.2%
CMYK 0%, 0%, 0%, 100% 81.0%, 1.1%, 0.0%, 31.8%
OKLCH 0.0 0.0 0.0 0.6776 0.1094 196.4

Contrast & Accessibility

7.58:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #21ACAE → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #21ACAE

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #21ACAE);
background: linear-gradient(135deg, #000000, #21ACAE);

Explore Each Color

Related Comparisons