black

#000000

#138F4D

#138F4D

Contrast Ratio

5.06:1

Delta E

75.1

Very Different

50:50 Mix

Color Values

Format #000000 #138F4D
HEX #000000 #138F4D
RGB 0, 0, 0 19, 143, 77
HSL 0.0, 0.0%, 0.0% 148.1, 76.5%, 31.8%
HSV 0.0, 0.0%, 0.0% 148.1, 86.7%, 56.1%
CMYK 0%, 0%, 0%, 100% 86.7%, 0.0%, 46.2%, 43.9%
OKLCH 0.0 0.0 0.0 0.572 0.1422 152.9

Contrast & Accessibility

5.06:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #138F4D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #138F4D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #138F4D);
background: linear-gradient(135deg, #000000, #138F4D);

Explore Each Color

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