black

#000000

#21B438

#21B438

Contrast Ratio

7.65:1

Delta E

102.19

Very Different

50:50 Mix

Color Values

Format #000000 #21B438
HEX #000000 #21B438
RGB 0, 0, 0 33, 180, 56
HSL 0.0, 0.0%, 0.0% 129.4, 69.0%, 41.8%
HSV 0.0, 0.0%, 0.0% 129.4, 81.7%, 70.6%
CMYK 0%, 0%, 0%, 100% 81.7%, 0.0%, 68.9%, 29.4%
OKLCH 0.0 0.0 0.0 0.6727 0.2018 144.7

Contrast & Accessibility

7.65:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #21B438 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #21B438

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #21B438);
background: linear-gradient(135deg, #000000, #21B438);

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