black

#000000

#223F2F

#223F2F

Contrast Ratio

1.82:1

Delta E

29.17

Very Different

50:50 Mix

Color Values

Format #000000 #223F2F
HEX #000000 #223F2F
RGB 0, 0, 0 34, 63, 47
HSL 0.0, 0.0%, 0.0% 146.9, 29.9%, 19.0%
HSV 0.0, 0.0%, 0.0% 146.9, 46.0%, 24.7%
CMYK 0%, 0%, 0%, 100% 46.0%, 0.0%, 25.4%, 75.3%
OKLCH 0.0 0.0 0.0 0.3394 0.0453 158.6

Contrast & Accessibility

1.82:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #223F2F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #223F2F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #223F2F);
background: linear-gradient(135deg, #000000, #223F2F);

Explore Each Color

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