black

#000000

#28A821

#28A821

Contrast Ratio

6.71:1

Delta E

100.27

Very Different

50:50 Mix

Color Values

Format #000000 #28A821
HEX #000000 #28A821
RGB 0, 0, 0 40, 168, 33
HSL 0.0, 0.0%, 0.0% 116.9, 67.2%, 39.4%
HSV 0.0, 0.0%, 0.0% 116.9, 80.4%, 65.9%
CMYK 0%, 0%, 0%, 100% 76.2%, 0.0%, 80.4%, 34.1%
OKLCH 0.0 0.0 0.0 0.6396 0.2001 142.3

Contrast & Accessibility

6.71:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #28A821 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #28A821

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #28A821);
background: linear-gradient(135deg, #000000, #28A821);

Explore Each Color

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