black

#000000

#558B63

#558B63

Contrast Ratio

5.26:1

Delta E

61.8

Very Different

50:50 Mix

Color Values

Format #000000 #558B63
HEX #000000 #558B63
RGB 0, 0, 0 85, 139, 99
HSL 0.0, 0.0%, 0.0% 135.6, 24.1%, 43.9%
HSV 0.0, 0.0%, 0.0% 135.6, 38.8%, 54.5%
CMYK 0%, 0%, 0%, 100% 38.8%, 0.0%, 28.8%, 45.5%
OKLCH 0.0 0.0 0.0 0.5876 0.0842 151.4

Contrast & Accessibility

5.26:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #558B63 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #558B63

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #558B63);
background: linear-gradient(135deg, #000000, #558B63);

Explore Each Color

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