black

#000000

#21A39D

#21A39D

Contrast Ratio

6.79:1

Delta E

70.08

Very Different

50:50 Mix

Color Values

Format #000000 #21A39D
HEX #000000 #21A39D
RGB 0, 0, 0 33, 163, 157
HSL 0.0, 0.0%, 0.0% 177.2, 66.3%, 38.4%
HSV 0.0, 0.0%, 0.0% 177.2, 79.8%, 63.9%
CMYK 0%, 0%, 0%, 100% 79.8%, 0.0%, 3.7%, 36.1%
OKLCH 0.0 0.0 0.0 0.6488 0.1054 190.0

Contrast & Accessibility

6.79:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #21A39D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #21A39D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #21A39D);
background: linear-gradient(135deg, #000000, #21A39D);

Explore Each Color

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