black

#000000

#218B43

#218B43

Contrast Ratio

4.84:1

Delta E

74.74

Very Different

50:50 Mix

Color Values

Format #000000 #218B43
HEX #000000 #218B43
RGB 0, 0, 0 33, 139, 67
HSL 0.0, 0.0%, 0.0% 139.2, 61.6%, 33.7%
HSV 0.0, 0.0%, 0.0% 139.2, 76.3%, 54.5%
CMYK 0%, 0%, 0%, 100% 76.3%, 0.0%, 51.8%, 45.5%
OKLCH 0.0 0.0 0.0 0.5615 0.1429 149.3

Contrast & Accessibility

4.84:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #218B43 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #218B43

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #218B43);
background: linear-gradient(135deg, #000000, #218B43);

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