black

#000000

#288A33

#288A33

Contrast Ratio

4.77:1

Delta E

78.28

Very Different

50:50 Mix

Color Values

Format #000000 #288A33
HEX #000000 #288A33
RGB 0, 0, 0 40, 138, 51
HSL 0.0, 0.0%, 0.0% 126.7, 55.1%, 34.9%
HSV 0.0, 0.0%, 0.0% 126.7, 71.0%, 54.1%
CMYK 0%, 0%, 0%, 100% 71.0%, 0.0%, 63.0%, 45.9%
OKLCH 0.0 0.0 0.0 0.5581 0.1534 144.8

Contrast & Accessibility

4.77:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #288A33 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #288A33

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #288A33);
background: linear-gradient(135deg, #000000, #288A33);

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