black

#000000

#218F2B

#218F2B

Contrast Ratio

5.03:1

Delta E

84.08

Very Different

50:50 Mix

Color Values

Format #000000 #218F2B
HEX #000000 #218F2B
RGB 0, 0, 0 33, 143, 43
HSL 0.0, 0.0%, 0.0% 125.5, 62.5%, 34.5%
HSV 0.0, 0.0%, 0.0% 125.5, 76.9%, 56.1%
CMYK 0%, 0%, 0%, 100% 76.9%, 0.0%, 69.9%, 43.9%
OKLCH 0.0 0.0 0.0 0.5696 0.1679 144.1

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: #218F2B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #218F2B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #218F2B);
background: linear-gradient(135deg, #000000, #218F2B);

Explore Each Color

Related Comparisons