black

#000000

#288F3D

#288F3D

Contrast Ratio

5.09:1

Delta E

78.46

Very Different

50:50 Mix

Color Values

Format #000000 #288F3D
HEX #000000 #288F3D
RGB 0, 0, 0 40, 143, 61
HSL 0.0, 0.0%, 0.0% 132.2, 56.3%, 35.9%
HSV 0.0, 0.0%, 0.0% 132.2, 72.0%, 56.1%
CMYK 0%, 0%, 0%, 100% 72.0%, 0.0%, 57.3%, 43.9%
OKLCH 0.0 0.0 0.0 0.5733 0.1514 146.7

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: #288F3D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #288F3D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #288F3D);
background: linear-gradient(135deg, #000000, #288F3D);

Explore Each Color

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