black

#000000

#378F12

#378F12

Contrast Ratio

5.1:1

Delta E

87.69

Very Different

50:50 Mix

Color Values

Format #000000 #378F12
HEX #000000 #378F12
RGB 0, 0, 0 55, 143, 18
HSL 0.0, 0.0%, 0.0% 102.2, 77.6%, 31.6%
HSV 0.0, 0.0%, 0.0% 102.2, 87.4%, 56.1%
CMYK 0%, 0%, 0%, 100% 61.5%, 0.0%, 87.4%, 43.9%
OKLCH 0.0 0.0 0.0 0.574 0.1734 139.0

Contrast & Accessibility

5.1:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #378F12 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #378F12

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #378F12);
background: linear-gradient(135deg, #000000, #378F12);

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