black

#000000

#288F23

#288F23

Contrast Ratio

5.04:1

Delta E

85.58

Very Different

50:50 Mix

Color Values

Format #000000 #288F23
HEX #000000 #288F23
RGB 0, 0, 0 40, 143, 35
HSL 0.0, 0.0%, 0.0% 117.2, 60.7%, 34.9%
HSV 0.0, 0.0%, 0.0% 117.2, 75.5%, 56.1%
CMYK 0%, 0%, 0%, 100% 72.0%, 0.0%, 75.5%, 43.9%
OKLCH 0.0 0.0 0.0 0.5705 0.171 142.4

Contrast & Accessibility

5.04:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #288F23 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #288F23

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #288F23);
background: linear-gradient(135deg, #000000, #288F23);

Explore Each Color

Related Comparisons