black

#000000

#138B74

#138B74

Contrast Ratio

4.97:1

Delta E

63.34

Very Different

50:50 Mix

Color Values

Format #000000 #138B74
HEX #000000 #138B74
RGB 0, 0, 0 19, 139, 116
HSL 0.0, 0.0%, 0.0% 168.5, 75.9%, 31.0%
HSV 0.0, 0.0%, 0.0% 168.5, 86.3%, 54.5%
CMYK 0%, 0%, 0%, 100% 86.3%, 0.0%, 16.5%, 45.5%
OKLCH 0.0 0.0 0.0 0.5704 0.1035 175.0

Contrast & Accessibility

4.97:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #138B74 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #138B74

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #138B74);
background: linear-gradient(135deg, #000000, #138B74);

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