black

#000000

#378F57

#378F57

Contrast Ratio

5.23:1

Delta E

69.8

Very Different

50:50 Mix

Color Values

Format #000000 #378F57
HEX #000000 #378F57
RGB 0, 0, 0 55, 143, 87
HSL 0.0, 0.0%, 0.0% 141.8, 44.4%, 38.8%
HSV 0.0, 0.0%, 0.0% 141.8, 61.5%, 56.1%
CMYK 0%, 0%, 0%, 100% 61.5%, 0.0%, 39.2%, 43.9%
OKLCH 0.0 0.0 0.0 0.5822 0.1204 152.6

Contrast & Accessibility

5.23:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #378F57 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #378F57

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #378F57);
background: linear-gradient(135deg, #000000, #378F57);

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