black

#000000

#40BF4F

#40BF4F

Contrast Ratio

8.78:1

Delta E

100.46

Very Different

50:50 Mix

Color Values

Format #000000 #40BF4F
HEX #000000 #40BF4F
RGB 0, 0, 0 64, 191, 79
HSL 0.0, 0.0%, 0.0% 127.1, 49.8%, 50.0%
HSV 0.0, 0.0%, 0.0% 127.1, 66.5%, 74.9%
CMYK 0%, 0%, 0%, 100% 66.5%, 0.0%, 58.6%, 25.1%
OKLCH 0.0 0.0 0.0 0.711 0.1889 145.1

Contrast & Accessibility

8.78:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #40BF4F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #40BF4F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #40BF4F);
background: linear-gradient(135deg, #000000, #40BF4F);

Explore Each Color

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