black

#000000

#138F75

#138F75

Contrast Ratio

5.21:1

Delta E

65.37

Very Different

50:50 Mix

Color Values

Format #000000 #138F75
HEX #000000 #138F75
RGB 0, 0, 0 19, 143, 117
HSL 0.0, 0.0%, 0.0% 167.4, 76.5%, 31.8%
HSV 0.0, 0.0%, 0.0% 167.4, 86.7%, 56.1%
CMYK 0%, 0%, 0%, 100% 86.7%, 0.0%, 18.2%, 43.9%
OKLCH 0.0 0.0 0.0 0.5815 0.1074 173.3

Contrast & Accessibility

5.21:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #138F75 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #138F75

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #138F75);
background: linear-gradient(135deg, #000000, #138F75);

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