black

#000000

#288E55

#288E55

Contrast Ratio

5.09:1

Delta E

70.97

Very Different

50:50 Mix

Color Values

Format #000000 #288E55
HEX #000000 #288E55
RGB 0, 0, 0 40, 142, 85
HSL 0.0, 0.0%, 0.0% 146.5, 56.0%, 35.7%
HSV 0.0, 0.0%, 0.0% 146.5, 71.8%, 55.7%
CMYK 0%, 0%, 0%, 100% 71.8%, 0.0%, 40.1%, 44.3%
OKLCH 0.0 0.0 0.0 0.5747 0.1273 154.2

Contrast & Accessibility

5.09:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #288E55 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #288E55

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #288E55);
background: linear-gradient(135deg, #000000, #288E55);

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