black

#000000

#288D3C

#288D3C

Contrast Ratio

4.97:1

Delta E

77.51

Very Different

50:50 Mix

Color Values

Format #000000 #288D3C
HEX #000000 #288D3C
RGB 0, 0, 0 40, 141, 60
HSL 0.0, 0.0%, 0.0% 131.9, 55.8%, 35.5%
HSV 0.0, 0.0%, 0.0% 131.9, 71.6%, 55.3%
CMYK 0%, 0%, 0%, 100% 71.6%, 0.0%, 57.4%, 44.7%
OKLCH 0.0 0.0 0.0 0.5676 0.1496 146.6

Contrast & Accessibility

4.97:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #288D3C → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #288D3C

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #288D3C);
background: linear-gradient(135deg, #000000, #288D3C);

Explore Each Color

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