black

#000000

#288D4D

#288D4D

Contrast Ratio

5.01:1

Delta E

72.57

Very Different

50:50 Mix

Color Values

Format #000000 #288D4D
HEX #000000 #288D4D
RGB 0, 0, 0 40, 141, 77
HSL 0.0, 0.0%, 0.0% 142.0, 55.8%, 35.5%
HSV 0.0, 0.0%, 0.0% 142.0, 71.6%, 55.3%
CMYK 0%, 0%, 0%, 100% 71.6%, 0.0%, 45.4%, 44.7%
OKLCH 0.0 0.0 0.0 0.5704 0.1337 151.4

Contrast & Accessibility

5.01:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #288D4D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #288D4D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #288D4D);
background: linear-gradient(135deg, #000000, #288D4D);

Explore Each Color

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