black

#000000

#138C74

#138C74

Contrast Ratio

5.03:1

Delta E

63.89

Very Different

50:50 Mix

Color Values

Format #000000 #138C74
HEX #000000 #138C74
RGB 0, 0, 0 19, 140, 116
HSL 0.0, 0.0%, 0.0% 168.1, 76.1%, 31.2%
HSV 0.0, 0.0%, 0.0% 168.1, 86.4%, 54.9%
CMYK 0%, 0%, 0%, 100% 86.4%, 0.0%, 17.1%, 45.1%
OKLCH 0.0 0.0 0.0 0.5731 0.1047 174.4

Contrast & Accessibility

5.03:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #138C74 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #138C74

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #138C74);
background: linear-gradient(135deg, #000000, #138C74);

Explore Each Color

Related Comparisons