black

#000000

#21983B

#21983B

Contrast Ratio

5.62:1

Delta E

85.05

Very Different

50:50 Mix

Color Values

Format #000000 #21983B
HEX #000000 #21983B
RGB 0, 0, 0 33, 152, 59
HSL 0.0, 0.0%, 0.0% 133.1, 64.3%, 36.3%
HSV 0.0, 0.0%, 0.0% 133.1, 78.3%, 59.6%
CMYK 0%, 0%, 0%, 100% 78.3%, 0.0%, 61.2%, 40.4%
OKLCH 0.0 0.0 0.0 0.5964 0.1667 146.3

Contrast & Accessibility

5.62:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #21983B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #21983B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #21983B);
background: linear-gradient(135deg, #000000, #21983B);

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