black

#000000

#21B2BA

#21B2BA

Contrast Ratio

8.14:1

Delta E

75.28

Very Different

50:50 Mix

Color Values

Format #000000 #21B2BA
HEX #000000 #21B2BA
RGB 0, 0, 0 33, 178, 186
HSL 0.0, 0.0%, 0.0% 183.1, 69.9%, 42.9%
HSV 0.0, 0.0%, 0.0% 183.1, 82.3%, 72.9%
CMYK 0%, 0%, 0%, 100% 82.3%, 4.3%, 0.0%, 27.1%
OKLCH 0.0 0.0 0.0 0.697 0.1128 200.9

Contrast & Accessibility

8.14:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #21B2BA → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #21B2BA

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #21B2BA);
background: linear-gradient(135deg, #000000, #21B2BA);

Explore Each Color

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